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Ayan sachdev

· started a discussion

· 1 Months ago

It is not golakar , it should be written as vratakar. Golakar is a whole new thing

Question:

From a circular disc of radius 50 cm, 5 small discs of radius 10 cm are cut out. What is the ratio of the area cut out to the remaining area ?

Options:
A)

1 : 5

B)

2 : 3

C)

4 : 5

D)

1 : 4

Solution:

Ans: (d)