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Aptitude · Q154

Problems On H.C.F And L.C.M

Competitive Exams · Aptitude · question 154

Q154

If the product of three consecutive numbers is 210, then the sum of the smaller numbers is = ?

A.
3
B.
4
C.
5
D.
11
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
210 = 21 × 10 = 7 × 3 × 2 × 5
take 2 and 3 with together then we find number is 5, 6, 7 which is consecutive number
so, 1st + 2nd = 5 + 6 = 11