A quality control inspector examined 240 calculator and found 13 of them to be defective at this rate how many defective calcula

Question

Zolol [24]

3 years ago

13

A quality control inspector examined 240 calculator and found 13 of them to be defective at this rate how many defective calcula

tor will there be in a batch of 13 200

Mathematics

1 answer:

Colt1911 [192] · Answer 1 · 2022-04-18T21:47:05+03:00

Colt1911 [192]3 years ago

7 0

13200 = 55 x 240
If for 240, 13 calculators are bad;
For 13200, (13*55) calculators will be bad.
->715 calculators will be bad, from a sample of 13200.