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# Find the probability that a number selected at random from 41…

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A. 1/8

B. 2/15

C. 3/16

D. 7/8

A

## DETAILS…

The that a number selected at random from 41 to 56 is a multiple of 9 is = 1/8

from 41 to 56 = 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, and 56.

Total number occurrence = 16

Numbers that are multiples of 9 (between 41 and 56) = 45, and 54.

Total number of occurrence of the numbers that are multiples of 9 is = 2

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Thus, the probability that a number selected at random from 41 to 56 is a multiple of 9 is = 2/16 = 1/8.

### Now for the right answer to the above question:

1. Option A is correct.
2. Option B is not correct.
3. C is incorrect.
4. D is not the correct answer.

## KEY-POINTS…

• Probability = number of required occurrence /number of possible occurrence.

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/ culled from 2021 -UTME MATHEMATICS question 25 /

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