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Q: In a school survey, 65 out of 75 students said they participate in extracurricular sports activities. The school has 500 students. Predict the number of students who participate in extracurricular
sports activities. A. 388 B. 417 C. 433 D. 452
A: In a school survey, 65 out of 75 students said they participate in extracurricular sports activities. The school has 500 students. Predict the number of students who participate in extracurricular sports activities. The number is 433. How to achieve this answer: divide 65 by 75 and then multiply the result with 500. Round the product down to the nearest whole number.
Question
Updated 12/10/2014 11:25:42 AM
Edited by debnjerry [12/10/2014 11:25:41 AM]
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Questions asked by the same visitor
A company manufactures egg timers. An inspector finds that there are 22 defective timers in a sample of 500. Predict how many egg timers are defective in a shipment of 4,250 egg timers. A. 170 egg timers will be defective B. 187 egg timers will be defective C. 287 egg timers will be defective D. 87 egg timers will be defective
Question
Updated 12/10/2014 11:24:15 AM
A company manufactures egg timers. An inspector finds that there are 22 defective timers in a sample of 500. Of a shipment of 4,250 egg timers, the number predicted to be defective is 187.

4,250*22/500 = 187
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