What number should replace the question mark ?
4322 : 48
4172 : 56
7615 : ?
(A) 64
(B) 81
(C)102
(D) 210
Can anyone send the answer to this question along with a good explanation??
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Answer:
the correct answer is 210
Step-by-step explanation:
reason= 4322:48
multiplication of first and last number of 4322 × multiplication of second and third number of 4322
= (4×2) × (3×2)
=8×6
=48
4172:56
multiplication of first and last number of 4172 × multiplication of second and third number of 4172
=(4×2) × (1×7)
=8×7
=56
7615: ?
multiplication of first and last number of 7615 × multiplication of second and third number of 7615
=(7×5) × (6×1)
=35×6
=210
therefore the answer is 210
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