Mahesh need not have purchased the bag, means ......
it was not necessary for Mahesh to purchase the bag but he has purchased it
it was necessary for Mahesh to purchase the bag and he has not purchased it
it was not necessary for Mahesh to purchase the bag and he has not purchased it
it was necessary for Mahesh to purchase the bag but he has not purchased it
Mahesh already has a bag but still he purchased another one
Explanation:
Explanation
Explanation