Question : If the product of three consecutive numbers is 210, then the sum of the 2 smaller numbers is:
Option 1: 3
Option 2: 4
Option 3: 5
Option 4: 11
Answer (1)
8th Jan, 2024
Correct Answer: 11
Solution :
Given: Product of three consecutive numbers = 210
Prime factors of 210 = 2 × 3 × 5 × 7 = 5 × 6 × 7
So, 5, 6 and 7 are the three consecutive numbers.
Sum of the smaller 2 numbers = 5 + 6 = 11
Hence, the correct answer is 11.
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