200 labourers need 50 days to construct a road of 4 km long. How many labourers are needed to construct 8 km long in 80 days
1 answer:
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There are 5^5 students on the school and 5^2 students per class.
So, think:
1 class ----------- 5^2 students
x classes ---------- 5^5 students
Multiply:
1 . 5^5 = x . 5^2
So,
5^5 = x.5^2
x =
x =
x =
x = 125
There are 125 classes.