### Elance Technical Aptitude Test Answers 2015

·

**Complete the series: 5, 10, 15, …**

20

23

30

25

**What is the value of x: 20 = e^x**

sqrt(20)

ln(20)

2.73

20 / x

**Solve for x: 16 + 2x = 10x**

2

8

16

3/2

**Where should parentheses be added to make the following expression true? 3 * 25 + 8 - 3 * 8 - 3 = 100**

3 * (25 + 8 - 3) * 8 - 3

3 * 25 + (8 - 3) * (8 - 3)

3 * (25 + 8) - 3 * 8 - 3

3 * 25 + (8 - 3 * 8 - 3)

**Which entry must be removed so that all lines are identical? 451190 451190 40184 40184 675032 675023 120481 120481**

451190 451190

120481 120481

40184 40184

675032 675023

**True or False? The following two sets of data are exactly the same. 4815162342 4815162342 13378005 13378005 1122113 1122113 11.1516 1.11516**

True

False

**Luke is faster than Joe Joe is faster than Jim If the first two statements are true, which is also a true?**

Can’t be certain if Luke or Jim is faster

Jim is faster than Luke

Luke is faster than Jim

**In how many of the following lines are the two numbers identical? 45539 45539 32890 32890 8334 8334**

0

2

1

3

**Identify the missing number from the series. 1,2,1,3,1,?,1**

5

2

3

1

4

**Where should parentheses be added to make the following expression true? 5 ÷ 1 + 1 + 1 + 1 + 1 = 1**

5 ÷ (1 + 1 + 1 + 1 + 1)

(5 ÷ 1 + 1 + 1) + (1 + 1)

(5 ÷ 1) + (1 + 1) + (1 + 1)

(5 ÷ 1) + 1 + 1 + 1 + 1

**If a = 2 x 5 and b = 5 x 10 then b ÷ a =**

5

1/2

10

15

**What are the next numbers in this sequence? 9, 18, 27, 36, 45, 54, 63**

72, 81, 90

73, 82, 91

71, 80, 90

72, 80, 89

**What is the last digit of the product of 106 x 106 x 106?**

0

6

1

4

**If a = 2, b = 1 and c = 4, find ab/cb.**

1/2

2/5

3/5

2

**Start the series: …, 20, 15, 10, 5**

30

0

17

25

**Add parentheses to make the following expression true: 3 * 5 + 7 - 3 = 33**

3 * (5 + 7) - 3 = 33

3 * 5 + (7 - 3) = 33

(3 * 5) + 7 - 3 = 33

3 * 5 + 7 - 3 = 33

**What comes next in the following sequence? 1, 5, 2, 10, 3, 15 ...**

15

11

21

4

**2 + 3 * 4 + 5 * 2 =**

58

50

24

90

**Which of the following matches the string: t9zk6eay**

t9zk6eay

t9xk6eiay

t9zk6easy

t9zk6ea

**3 * 3 * 3 + 3 * 3 =**

243

36

279

15

**Complete the series: -12, -8, -4, 0, ...**

-3

4

0

-2

**What number comes next? 2, 1, (1/2), (1/4), ...**

1/16

1/3

2/8

1/8

**What's next in the sequence? AW AX AY AZ BA ...**

1A

ZA

BB

AA

**Solve for y when x = 4: y = 5x**

5/4

4/5

20

9

**Which of the following doesn’t belong: red, yellow, banana, blue, black**

banana

yellow

red

blue

**Complete the series: a, bb, ccc, ...**

cccc

dddd

abcd

ddddd

**Complete the series: a, ab, abc,...**

acdb

abdc

aabb

abcd

**Complete the series: 1, 2, 4, 8, 16, 32, ...**

64

42

23

60

**True or False? The following strings are identical. 5834cf32bsd32a 5834cf32bsd32a**

False

True

**What number comes next in the following sequence? 128, 256, 512, 1024 ...**

1025

4096

8192

2048

**Which character should you remove to make the two lines identical? h609LP h6092LP**

P

L

h

2

**Find the value of x: 8x + 3 = 27**

80

4

10

3

**In how many of the following lines are the two numbers exactly the same? 852390 852390 123457 1234567 23456 23456**

2

3

0

1

**What is the next number in the sequence? 1000 1001 1010 1011 1100 ...**

11

1111

1010

1101

**Where should parentheses be added to make the following expression true? 1 + 1 * 1 + 1 * 1 + 1 = 8**

(1 + 1 * 1) + (1 * 1 + 1)

((1 + 1) * 1 + 1) * 1 + 1

(1 + 1) * (1 + 1) * (1 + 1)

(1 + 1) * (1 + 1 * 1 + 1)

**2 * 2 + 3 * 3 + 4 * 4 =**

54

29

61

18

**In how many of the following lines are the two columns identical? #45dF$ #45dF$ &RtaVl &RtoVI Ypa$D Ypa$D 6TYO! 6TYO!**

3

4

1

2

**4 * 3 + 12 ÷ 3 =**

19

16

20

8

**solve for x: x(4 + z + 10) + 12 = y**

x = y + 26z

x = 26yz

x = (y - 12) / (4 + z + 10)

x = y + 12 / 14z

**1 + 5 * 3 ÷ 15 =**

1.3

18/15

2

1

**Complete the series: 4, 3, 8, 6, 16, ...**

12

16

10

14

**Where should parentheses be added to make the following expression true? 1 + 1 + 1 * 2 + 3 + 1 = 10**

(1 + 1 + 1) * (2 + 3) + 1

(1 + 1 + 1) * (2 + 3 + 1)

(1 + 1 + 1) * 2 + 3 + 1

(1 + 1) + (1 * 2) + (3 + 1)

**Where should parentheses be added to make the following expression true? 100 ÷ 25 - 5 + 8 = 13**

100 ÷ 25 - (5 + 8)

100 ÷ (25 - 5) + 8

(100 ÷ 25) - 5 + 8

**(15 * 3) ÷ (55 / 11) =**

9

11

6

7

**1/4 + 6/8 =**

7/12

11/8

3/4

1

**True or False? The 2 following strings are identical. 8399cf23b238496b 8399cf23d238496b**

False

True

**Where should parentheses be added to make the following expression true? 2 ÷ 1 + 1 + 3 ÷ 1 + 1 + 1 = 2**

2 ÷ (1 + 1) + 3 ÷ (1 + 1 + 1)

(2 ÷ 1 + 1) + 3 ÷ 1 + 1 + 1

(2 ÷ 1 + 1) + (3 ÷ 1 + 1 + 1)

(2 ÷ 1) + 1 + (3 ÷ 1) + 1 + 1

**Where should parentheses be added to make the following expression true? 2 * 1 + 1 + 3 * 1 + 1 + 1 = 11**

2 * 1 + (1 + 3) * (1 + 1 + 1)

2 * (1 + 1) + 3 * 1 + 1 + 1

2 * 1 + (1 + 3) * 1 + 1 + 1

2 * (1 + 1) + 3 * (1 + 1) + 1

**Where should parentheses be added to make the following expression true? 8 + 2 * 3 + 4 = 22**

(8 + 2) * (3 + 4) = 22

(8 + 2) * 3 + 4 = 22

8 + 2 * (3 + 4) = 22

**1000 - 2 * 0 + 1 =**

1001

1

1002

999

**Which entry must be removed so that all lines are identical? 88888888 88888888 8675309 8675309 1001011 1001011 6172876903 6172879603**

88888888 88888888

6172876903 6172879603

8675309 8675309

1001011 1001011

**1/4 + 1/8 + 2/16 =**

3/4

7/16

1/2

5/4

**Solve for x: ln(x) + 3 = y**

x = e^(y-3)

x = e^y

x = 1/3*ln(y)

x = ln(3) + ln(y)

**((7 * 9) - 1) * 2 + 1 =**

125

186

189

124

**Light A and light B are always in opposite on-off states to each other. Light C is always opposite light A. Light D is only on if both light A and light C are on, otherwise it is off. What can be said about these four lights?**

Light C and B will always be on.

Light D will never be on.

Light D and light C will always be on.

Light A will always be on.

**Where should parentheses be added to make the following expression true? 1 ÷ 1 + 1 + 1 + 1 ÷ 1 + 1 + 1 + 1 ÷ 1 + 1 + 1 = 1**

(1 ÷ 1 + 1) + 1 + (1 ÷ 1 + 1) + 1 + 1 ÷ 1 + 1 + 1

1 ÷ (1 + 1 + 1) + 1 ÷ (1 + 1 + 1) + 1 ÷ (1 + 1 + 1)

1 ÷ (1 + 1) + 1 + 1 ÷ (1 + 1) + 1 + 1 ÷ (1 + 1) + 1

1 ÷ (1 + 1 + 1) + 1 ÷ (1 + 1 + 1) + 1 ÷ (1 + 1) + 1

**Simplify: 2a - 6 + 4b - 2a + 2b + 6 + 5**

6b + 5

4a + 6b + 17

4a + 6b - 1

6b

**Solve for x: y(x - 1) = z**

z - y

xy - y

yz + 1

z/y + 1

**If @A = A * 3 + 1, what is @6 ?**

19

6A + 1

6

18A + 1

**Where should parentheses be added to make the following expression true? 24 * 5 ÷ 3 + 17 = 6**

(24 * 5 ÷ 3 + 17)

(24 * 5 ÷ 3) + 17

24 * 5 ÷ (3 + 17)

24 * (5 ÷ 3 + 17)

**If a**b**c**d** = ad - bc then 3**4**5**6** =**

-2

18

-18

30

**solve xy(3 + 4) = z + 10 for z**

z = 1/12 * xy - 10

z = 17xy

z = 3xy + 4xy + 10xy

z = 7xy - 10

**Where should parentheses be added to make the following expression true? 25 + 5 ÷ 3 + 4 ÷ 2 = 12**

25 + 5 ÷ 3 + (4 ÷ 2) = 12

(25 + 5) ÷ (3 + 4) ÷ 2 = 12

(25 + 5) ÷ 3 + 4 ÷ 2 = 12

25 + 5 ÷ (3 + 4) ÷ 2 = 12

**solve for z: x * z * y + 200 = z + 10**

z = 200 + (x * y)^2

z = 210 * (x * y)

z = - 190 / (x * y - 1)

z = 210 * 1 / (x - y)

**geaty means run geated means running geato means ran Which word could me "flying"?**

cleato

cleaty

clated

clary

**Which equation is equivalent to: 3(5 - x) + 4x**

5 - 12x

15 - x

15 + x

15 - 5x

**Where should parentheses be added to make the following expression true? 10 + 10 ÷ 10 + 10 * 3 = 36**

10 + (10 ÷ 10) + (10 * 3)

((10 + 10) ÷ 10 + 10) * 3

(10 + 10) ÷ 10 + 10 * 3

((10 + 10) ÷ 10) + (10 * 3)

**If g(x) = 2x + 2, then g(x - 6) =**

2x - 10

4x + 10

2x + 12

2x + 10

**If B(a) = a + d, then B(d) =**

2d

Ba + Bd

a + 2d

a + d

**If #(x) = x^(x+2), then #(#1) = ?**

1

x^(x+2)

4x

3x^(x+3)

**if g(x) = x % 2, and g(20) = 0, then g(23) = ?**

20

1

20

2

**1/2+1/3+1/4=**

1

14/12

13/14

13/12

**20/40 + 40/20 =**

3/2

5/2

7/2

2/3

**In how many of the following lines are the two numbers exactly the same? 535210867 53520867 4279183 4279183 2338594 2338594 754311 754311 698321 698321**

5

3

2

4

**If A represents 10, B represents 30, and C represents 20; which of the following is true?**

B ÷ A + 17 = C

Three times A is greater than B.

A is A times larger than B.

A is less than B but greater than C.

**Where should parentheses be added to make the following expression true? 100 ÷ 20 - 10 + 8 * 6 + 1 = 66**

100 ÷ 20 - (10 + 8) * 6 +1 = 66

(100 ÷ 20) - 10 + 8 * (6 + 1) = 66

100 ÷ (20 - 10) + 8 * (6 + 1) = 66

(100 ÷ 20) - 10 + 8 * 6 + 1 = 66

**If apple is coded as: 12234, then pale would be coded as:**

2134

3124

2143

21341

**65 - 7 * 3 + 12 =**

56

23

98

32

**Given the following, what comes next in the sequence? 4, 16, 36, 64, 100, ...**

196

164

144

104

**Add parentheses to make the following expression true: 18 ÷ 12 * 2 ÷ 12 * 3 = 27**

18 ÷ (12 * 2 ÷ 12) * 3 = 27

18 ÷ 12 * 2 ÷ (12 * 3) = 27

((18 ÷ 12) * (2 ÷ 12)) * 3 = 27

18 ÷ (12 * 2) ÷ 12 * 3 = 27

**solve for x: x(3+4)*x(4+5) = y - 2**

x = y^2 + 27

x = y + 1/31

x = y - 2 / 63

x = SQRT((y-2)/63)

**Which character should you remove to make each line equivalent? 4739572j 473957j 089@21 0892@1 1433903 1433903**

2

5

@

7

**In how many of the four lines below does a number appear more than once without being the first or last number on the line? 23345 11256 56798 89878**

3

4

1

2

**What comes next in the following sequence? 2, 7, 14, 23, 34, 47 ...**

49

79

62

3

**Event A and event B take a variable amount of time to complete. Event A and event B can both start before the other completes. If event A can not complete until event B completes and event B can not complete until event A completes, which of these statements are true?**

The event that starts later will complete first.

It's possible for event A and event B to never
complete.

Event A and B will both take the same amount of
time to complete.

Both events will always complete at the exact same
time.

**New products in a company are assigned a code using a set of rules: - only the digits 0-5 can be used - the second digit must be twice the first digit and can not be 0 - the last digit must be twice the second digit which of the following statements is true?**

The last digit is always 5

The first digit is always 0

The second digit is always 2

Nothing can be assumed about the code

**Solve for x: 3x/4 = 9 + 4x**

35/3

-36/13

-3

3

**Are the lines for the following pair of equations parallel, perpendicular or neither? 5x - 2y = 4 and 2y = 5x -10**

Neither

Perpendicular

Parallel

**Light A is only on if light B is also on. Light C is always off when Light B is on. Light D is always off when light A is on. Light D is currently on. What can be currently said about the state of lights?**

Only that light D is currently on.

Light C is off

Lights A and B are off

Light C is on and Lights A and B are off

**If $(A) = A (A + 1), then $($2) =**

26

6

12

42

**If &7 = 28 , then which of the following could be &x ?**

x + 5 * 3 - 5

(x + 4) * 3 - 5

x + 7

x + 28

**If alphabet is coded as: lahpbate, then computer would be coded as:**

ocpmture

ocmpetr

locpmture

opcmture

**My father is twice as old as I will be ten years from now and three times as old as I am today. How old am I?**

20

30

15

60

**At the end of a banquet 10 people shake hands with each other. How many handshakes will there be in total?**

100

50

45

20

**Wayne is double the age of Fernando and one third as old as Didier who will be 48 years old in 6 years. How old is Fernando?**

7

8

10

9

**True or false? The following argument is valid. no parrots are eagles no eagles are pelicans / no parrots are pelicans**

True

False

**In how many of the nine words below is there a letter that appears more than once in the word and is not the first or the last letter of the word? barnyard outside interest doubled unbelievable indicate acceptable function indeterminate**

5

4

3

2

**A high school diploma is necessary to be a high school coach. Further, no one with a felony conviction can be a high school coach. Thus, Joe, a writer with both a high school diploma and a bachelor's degree, can't be a high school coach, since he has a felony conviction. The argument's conclusion follows logically if which one of the following is assumed?**

Joe's felony conviction is relevant to the duties
of high school coaching.

Only people eligible for the coaching position are
accepted.

Joe would become a high school coach if he didn't
have a felony conviction.

Joe was an athlete in high school.

**If x = 3, then x^(x^(3-x))=**

27

1

0

3

81

**if f(x) = 5 + 9x, at f(10) what is the y-intercept?**

95

5

0

-5

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