Question

The registrar's office at ACC predicts that 30% of the 6,950 spaces open in various math classes will be filled

during the first week of registration.

a) What percent of the spaces will be available after the first week of registration?

b) Estimate the number of spaces available after the first week of registration.

Answer 1

a) 70%

b) 4865

Explanation:

a) We assume that 100% of spaces are available prior to the first week of registration, so filling 30% will leave 70% available.

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b) 70% of 6950 is ...

0.70×6950 = 4865 . . . spaces available after the first week