ARITHMETIC PRACTICE QUIZ

(1)  Susie and Dennis are training for marathon. On Monday, they both run 3.2 miles. On Tuesday Susie runs 5  1/5 miles and Dennis runs 3.6 miles. On Wednesday, Susie runs 4.8 miles and Dennis runs 2  2/3 miles. During those 3 days, how many more miles does Susie run than Dennis ?

(A)  4.8   (B)  4.0  (C)  3.2  (D)  3.0  (E)  2.4

Solution

(2)  Which number is a multiple of 60 ?

(A)  213  (B)  350  (C)  540  (D)  666  (E) 1060

Solution

(3)  Two odd integers and one even integer are multiplied together. Which of the following could be their product ?

(A)  1.5  (B)  3  (C)  6  (D)  7.2  (E)  15

Solution

(4)  If the number 9, 899, 399 is increased by 2, 082, the result will be 

(A)  9, 902, 481  (B)  9, 901, 481  (C)  9, 901, 471

  (D)  9, 891, 481  (E)  901, 481

Solution

(5)  What is the sum of 5 consecutive integers if the middle one is 13 ?

(A)  55  (B)  60  (C)  65  (D)  70  (E)  75

Solution

(6)  4x⁴/2x²  =  

(A)  2x²  (B)  2x³  (C)  2x⁴  (D)  4x²   (E)  4x³

Solution

(7)  -2³ (1 - 2)³ + (-2)³  =  

(A)  -12  (B)  -4  (C)  0  (D)  4  (E)  12

Solution

(8)  n is odd integer and 10 < n < 19. What is the mean of all possible values of n ?

(A)  13  (B)  13.5  (C)  14  (D)  14.5  (E)  15.5

Solution

(9)  a  Δ b  =  3(a/b) . What is 14/32 Δ 1  3/4 ?

(A)  1/4  (B)  1/3  (C)  1/2  ()D)  3/4  (E)  49/64

Solution

(10)  Jon works 4.5 hours a day, 3 day each week after school. He is paid $7.25 per hour. How much is his weekly pay (rounded to the next highest cent ?)

(A)  $13.50  (B)  $19.13  (C)  $21.45  

(D)  $94.50  (E)  $97.88

Solution

(11)  Zim buys a calculator that is marked 30% off. If he pays $35, what was the original price ?

(A)  $24.50  (B)  $45.50  (C)  $47.00

(D)  $50.00  (E)  $62.50

Solution

(12)  A museum records 16 visitors to an exhibit on Monday, 21 on Tuesday, 20 on Wednesday, 17 on Thursday, 19 on Friday, 21 on Saturday, and 17 on Sunday. What is the median number of visitors for the week ?

(A)  18.5  (B)  18.75  (C)  19  (D)  19.5  (E)  19.75

Solution

(13)  A bag contains 8 white, 4 red, 7 green and 5 blue marbles. Then 8 marbles are withdrawn randomly. How many of the withdrawn marbles were white if the chance of drawing a white marble is now 1/4 ?

(A)  0  (B)  3  (C)  4    (D)  5  (E)  6

Solution

(14)  √1500  =  

(A)  10 + √15   (B)  10√15   (C)  25

(D)  100 + √15  (E)  10√150

Solution

(15)  2(3⋅2)² - 27 (6  ÷ 2) + 3²  =  

(A)  72  (B)  9  (C)  3  (D)  0  (E)  -24

Solution

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