Smallfryz Smallfryz

04-05-2016
Mathematics

Answered

In a sample of 75 randomly selected students at school, 32 are female. There are 1, 371 students in the school. Using these results, predict the number of females in the school.

a: 275

b: 343

c: 585

d: 686

Verified Answer :

RubikTheMan RubikTheMan

04-05-2016

c: 585, You divide 1371 by 75, and multiply that by 32, then round up. 1371 is proportional to 75 and x is proportional to 32.

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