MCAS 2000, 10th Grade Math, Questions 29-32

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Question #29

An article is on sale for 20% off its original price. What percent of increase is needed to return the sale item to its original price?

A. 50%

B. 25%

C. 20%

D. 75%

Use the triangle to answer question 30.

Triangle PQR is a scalene right triangle.
Which of the following is correct?

The same six students rated two science fiction movies on a scale of 1 to 10.

The results are shown in the table on the right.

The ratings for the two movies have the same:

A. median.

B. mean.

C. mode.

D. range

If 4 notebooks and 3 packages of pens cost $7.43 and 5 notebooks and 2 packages of pens cost $7.03, what is the cost of 1 notebook?

A. $0.89

B. $0.79

C. $1.29

D. $1.09