Which gives the same answer as 5+5+5+5 ?

5 \times 2

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10 \times 2

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20 \times 2

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15 \times 2

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Solution

The correct option is B $10 \times 2$
The option B i.e., $10 \times 2$ gives the same answer , that is $20$ .

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Similar questions

Find and correct the errors in the following mathematical statement. Substituting x = −3 in

(a) x² + 5x + 4 gives (−3)² + 5 (−3) + 4 = 9 + 2 + 4 = 15

(b) x² − 5x + 4 gives (−3)² − 5 (−3) + 4 = 9 − 15 + 4 = −2

:

$X_{i}$	$0 - 5$	$5 - 10$	$10 - 15$	$15 - 20$
$f_{i}$	$2$	$4$	$2$	$2$

Class:	$5 - 10$	$10 - 15$	$15 - 20$	$20 - 25$	$25 - 30$	$30 - 35$	$35 - 40$	$40 - 45$
Frequency:	$5$	$6$	$15$	$10$	$5$	$4$	$2$	$2$

\frac{1}{\sqrt{5} + \sqrt{2}}

\frac{1}{\sqrt{10}}

\sqrt{5} + \sqrt{2}

\sqrt{5} - \sqrt{2}

\frac{\sqrt{5} - \sqrt{2}}{3}

Q_{3}

Marks Group	$5 - 10$	$10 - 15$	$15 - 20$	$20 - 25$	2 $5 - 30$	$30 - 35$	$35 - 40$	$40 - 45$
No. of Students	$5$	$6$	$15$	$10$	$5$	$4$	$2$	$1$

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