Question

One fifth of a rod is 30cm. What is the length of the rod?

Answer 1

Let the length of rod be x
A/Q
x/5= 30 cm
x = 150 cm
so the length of rod is 150 cm
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Answer 2

Let the total length of the rod is x

1/5(x) = 30

x = 30× 5

Therefore, total length of the rod is 150 cm.