单项选择题

What was the original price of an item if a discount of 20 percent reduced the price to$100（）

A. $80
B. $120
C. $125
D. $150
E. $250

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单项选择题

Jill has 6x red marbles and 4y green marbles．Bill has half as many red marbles as Jill，but he has twice as many red marbles and green marbles combined as Jill．（）

A、if the quantity in Column A is greater;
B、if the quantity in Column B is greater;
C、if the two quantities are equal;
D、 if the relationship cannot be determined from the information given.

单项选择题

On a highway there is an electric pole every96 feet． If the poles are numbered consecutively，what is the number of the pole 2 miles past pole number 56(1 mile=5，280 feet)？（）

A. 109
B. 110
C. 152
D. 165
E. 166