## Ques. A detergent powder company is having a contest. Each pack of 1kg contains one of the letters B, A, M and O. In every 20 packs, there are four Bs, five As, ten Ms and one O. What is the probability that a pack will have a B?

A] 1/4

B] 1/2

C] 1/5

D] 1/20

#### Ans - C

#### Solution-

20 packs contain 4 B’s

The probability that 1 pack will have a B is 4/20 or 1/5

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