Question

There are two concentric circles A and B of radius 5 and 10 cm on a board for a contest of archery . An arrow shot by yajuvendra will certainly hit inside the larger circle. find the probability of the following events. 1. the arrow will hit inside the circle A 2. the arrow will hit between the two circles A and B

Answer 1

Answer:

Step-by-step explanation:

Probability of 1. (22/7)* (5*5) / (22/7)* ( 15*15)= 1/9

Probability of 2. (22/7)* (10*10)  / ( 22/7)* (15*15)= 4/9