Find the value of *1f 4 5 :x= 9 2 : 3 4; 15/2 b) 9/10 c) 3/4 d) None
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Answer
Correct option is
A
15 : 20 : 36
To find a : b : c, b is made same in both the ratios. L.C.M of 4 and 5 is 20
a:b=
4
3
=
4×5
3×5
=
20
15
b:c=
9
5
=
9×4
5×4
=
36
20
∴ a:b:c=15:20:36
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