Question

Megha purchased 13/5



kg apples, 2/5



kg of which are rotten. Tarun

purchased 49/9



kg mangoes, 4/7



kg of which are rotten. Find the quantity of

rotten fruits.​

Answer 1

Answer:

A box contains 10 mangoes out of which 4 are rotten.

Probability of taking one rotten mango =

10

4

=

5

2

Probability of taking one good mango =

10

6

=

5

3

If one of them is found to be good, the probability that the other is rotten is then first one is good and second is rotten or first one is rotten and second one is good =

10

6

×

9

4

+

10

4

×

9

6

=

90

48

=

15

8

Step-by-step explanation:

hope it helped