Find the missing number.
$5$ $6$ $12$ $42$
$7$ $5$ $7$ $42$
$3$ $4$ $10$ $22$
$5$ $?$ $12$ $32$

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Solution

The correct option is B $4$
First row: $5 \times 6 + 12 = 42$
Second row: $7 \times 5 + 7 = 42$
Third row: $3 \times 4 + 10 = 22$
Let the missing number be $y .$
$5 \times y + 12 = 32$
or, $5 y = 20$
or, $y = 4$
Hence, option $(B)$ is the correct answer.

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Find the missing number. 561242757423410225?1232

The correct option is B 4First row: 5×6+12=42Second row: 7×5+7=42Third row: 3×4+10=22Let the missing number be y.5×y+12=32or, 5y=20or, y=4Hence, option (B) is the correct answer.

Find the missing number.
$5$ $6$ $12$ $42$
$7$ $5$ $7$ $42$
$3$ $4$ $10$ $22$
$5$ $?$ $12$ $32$

The correct option is B $4$
First row: $5 \times 6 + 12 = 42$
Second row: $7 \times 5 + 7 = 42$
Third row: $3 \times 4 + 10 = 22$
Let the missing number be $y .$
$5 \times y + 12 = 32$
or, $5 y = 20$
or, $y = 4$
Hence, option $(B)$ is the correct answer.