Select the missing number from the given matrix:
5 2 4
4 4 7
2 5 3
18 30 ?

43

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42

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33

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32

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Solution

The correct option is D $33$

In first column

$(5 + 4) \times 2 = 18$

In second column

$(2 + 4) \times 5 = 30$

So in third column ans

$= (4 + 7) \times 3$

$= 11 \times 3 = 33$

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Similar questions

$33$	$43$	$34$	$43$	$32$
$42$	$24$	$43$	$42$	$43$

\frac{1^{3} + 2^{3} + 3^{3} + 4^{3} + . . . . . . . {.12}^{3}}{1^{2} + 2^{2} + 3^{2} + 4^{2} + . . . . . {.12}^{2}} =

11, 16, 23, 32, 43, . . . . .

1^{2} + 2^{2} + 2^{2} = 3^{2}

2^{2} + 3^{2} + 6^{2} = 7^{2}

3^{2} + 4^{2} + 12^{2} = 13^{2}

4^{2} + 5^{2} + . . . . . . = 21^{2}

5^{2} + . . . . . + 30^{2} = 31^{2}

6^{2} + 7^{2} + . . . . . . = . . . . . . . .

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