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سؤال 44

A printer produces 32 pages in 40 minutes at a constant rate. Which statements describe equivalent unit rates? Select all that apply.

  1. 0.8 pages per minuteپاسخ درست
  2. 1.25 minutes per pageپاسخ درست
  3. 48 pages per hourپاسخ درست
  4. 72 seconds per page

توضیح

The printer makes 32 divided by 40, or 0.8, pages per minute, whose reciprocal is 1.25 minutes per page; over 60 minutes it makes 48 pages. A claim of 72 seconds per page is close but false because 1.25 minutes equals 75 seconds.

ادامهٔ این آزمون

شروع تمرین
سؤال 44: A printer produces 32 pages in 40 minutes at a constant… · Ratios and Proportions · Questena