Question

a purse contains a number of Rs 1 Rs 2 Rs 5 coins as given below :

Answer 1

Hi Aiish,
Probability is the likelihood of something happening in the future. It is expressed as a number between zero (can never happen) to 1 (will always happen).
Probability formula = no. of required trials / total trials.
hence answer of 
a.
28 / 38.