A. 1.0 B.1.5 C.2.0 D.2.5 E.3.0
77.If there is an 80 percent increase from 1970 to 1995 in the number of households receiving monthly benefits, then the increase in the number of households receiving monthly benefits from 1985 to 1995 will be approximately.
A. 1,200,000 B.1,000,000 C.900,000 D.700,000 E.500,000
78.At a sale, the cost of each tie was reduced by 20 percent and the cost of each belt was reduced by 30 percent.
Column A: The percent reduction on the total cost of 1 tie and 2 belts.
Column B: 25%
Answer: D
79. When the positive integer n is divided by 7, the quotient is q and the remainder is 4. When 2n is divided by 7, the remainder is 1 and the quotient, in terms of q ,is
A. q/2 B.+1 C.2q D.2q+1 E.2q+2
80.Column A: 100,21090,021
Column B: 100,02190,210
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