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Numbers & Operations

Posttest
 
This test is meant to be taken after you've finished studying this Power Tactics book. This test will tell you how well you've mastered the material and what topics you still need to review.
 

1.    The four members of a band decide to split the earnings from a concert tour by a ratio of 3:2:1:1. If the total value in earnings was $245,000, what is the smallest amount earned by one of the four members?

(A) $200,000
(B) $105,000
(C) $70,000
(D) $35,000
(E) $25,000
2.    The number 168 is evenly divisible by all the following except:

(A) 2
(B) 4
(C) 5
(D) 6
(E) 7
3.    What is the product of all consecutive even integers between –6 and 17?

(A) 102
(B) 34
(C) 0
(D) –1
(E) –102
4.    If g is an odd integer less than 13, what is the next greatest odd integer in terms of g?

(A) g
(B) g + 1
(C) g + 2
(D) 13 – g
(E) 3g
5.    A clown at a birthday party twists balloons into the shapes of animals in the following repeating order: rabbit, dog, bear, cat, giraffe, and horse. If he continues to make animals in this repeating order, what will the 194th animal be?

(A) Rabbit
(B) Dog
(C) Cat
(D) Giraffe
(E) Horse
6.    A store advertised a certain appliance on sale for 20% off. The following week, the store lowered the price of the appliance by an additional 25%. By what percent did the final price change from the original price?

(A) Decreased by 40%
(B) Decreased by 45%
(C) Decreased by 60%
(D) Increased by 40%
(E) Increased by 50%
7.    In the arithmetic sequence (3, 5, 4, 6, 5, 7, 6, 8, . . . ), where n1 = 3, what is the value of n9?

(A) 6
(B) 7
(C) 8
(D) 9
(E) 10
8.    If (22)x+1 equals 64, what is the value of x?


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9.    20% of 75 is equal to 300% of what number?


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10.    What is the greatest possible difference of two distinct positive integers that are both less than 10 and greater than 0?


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