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# Calculate the range 20, -6, 25, 30, 21, 28, 32, 33, 34, 5, 3, 2, 1

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• A. 33
• B. 32
• C. 36
• D. 40

D

## SOLUTION…

The range of a set of numbers is the difference between the lowest and highest numbers.

Range = highest number – lowest number

Highest number = 34

Lowest number = -6

Range = 34 – (-6) = 34 + 6 = 40

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

1. Option A is incorrect.
2. Option B is incorrect.
3. C is incorrect.
4. D is the correct answer.

## KEY-POINTS…

You may please note these/this:

• To find the range of a set of numbers, locate the highest and lowest numbers, and then subtract the lowest number from the highest.
RELATED!  Find the range of 4, 9, 6, 3, 2, 8, 10 and 11

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/ culled from 2016 JAMB-UTME mathematics question 15 /

##### Calculate the range 20, -6, 25, 30, 21, 28, 32, 33, 34, 5, 3, 2, 1 » QuizTablet

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