Arithmetic - missed questions

Question 1

(0. 02)(0.0003)
- ———————
0. 002

A.  0.3
B.  0.03
C.  0.003
D.  0.0003
E.  0.00003

Answer 1

C - pg. 75 of QW

Question 2

Which of the following fractions is closest in value to the decimal 0.40?

A.  1/3
B.  4/7
C.  3/8
D.  5/9
E.  1/2

Answer 2

C - pg. 77 of QW

Question 3

What is the positive difference between the largest and smallest of the fractions below?

5/9, 5/12, 23/48, 11/24, 3/7

A.  1/12
B.  5/36
C.  1/4
D.  1/3
E.  7/18

Answer 3

B - pg. 78 of QW

Question 4

If x, y and z are all positive and 0.04x=5y=2z, then which of the following is true?

A. x<x

Answer 4

D - pg. 79 of QW

Question 5

A.  
B.  
C.  
D.  
E.

Answer 5

A

Question 6

What is the smallest positive integer that is evenly divisible by both 21 and 9?

A.  189
B.  126
C.  63
D.  42
E.  21

Answer 6

C - pg. 80 of QW

Question 7

What is the smallest integer greater than 1 that leaves a remainder of 1 when divided by any of the integers 6, 8 and 10?

A.  21
B.  41
C.  121
D.  241
E.  481

Answer 7

C - pg. 82 of QW

Question 8

If the product of two integers is odd, which of the following must be true?

A. The sum of the two integers is an odd number
B. The difference between the two integers is an odd number
C. The square of either integer is an odd number
D. The sum of the squares of the two integers is an odd number
E. The difference between the squares of the two integers is an odd number

Answer 8

C - pg. 82 of QW

Question 9

For how many positive integers x is (130/x) an integer?

A.  8
B.  7
C.  6
D.  5
E.  3

Answer 9

A - pg. 82 of QW

Question 10

What is the greatest integer that will always evenly divide the sum of three consecutive even integers?

A.  2
B.  3
C.  4
D.  6
E.  12

Answer 10

D - pg. 83 of QW

Question 11

The sum of three consecutive integers is 312. What is the sum of the next three consecutive integers?

A.  315
B.  321
C.  330
D.  415
E.  424

Answer 11

B - pg. 83 of QW

Question 12

The integer P is greater than 7. If the integer P leaves a remainder of 4 when divided by 9, all of the following must be true EXCEPT:

A. The number that is 4 less than P is a multiple of 9
B. The number that is 5 more than P is a multiple of 9
C. The number that is 2 more than P is a multiple of 3
D. When divided by 3, P will leave a remainder of 1
E. When divided by 2, P will leave a remainder of 1

Answer 12

E - pg. 83 of QW

Question 13

A wire is cut into three equal parts. The resulting segments are then cut into 4, 6 and 8 equal parts respectively. If each of the resulting segments has an integer length, what is the minimum length of the wire?

A.  24
B.  36
C.  48
D.  54
E.  72

Answer 13

E - pg. 84 of QW

Question 14

How many positive integers less than 60 are equal to the product of a positive multiple of 5 and an even number?

A.  4
B.  5
C.  9
D.  10
E.  11

Answer 14

B - pg. 84 of QW