Question

Q.15 - The sum of the three number is 68.If the ratio of the first to
second is 3:2 and that of the second to the third is 5:3, then the
second number is
A) 21
B) 22
C) 23
D) 24​

Answer 1

Answer:

X+Y+Z=68…equation 1

GIVEN

X/Y=2/3

Y/Z=5/3

solving

X=2Y/3

Z=3Y/5

Putting value in equation 1 and solving

2Y/3+Y+3Y/5=68

Solving after taking L.C.M(15) we get Y=30