Find the principal amount if its interest in
3 months with 5% per annum is Rs 66.​

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

How many grams the dog will eat in 3 days?

52 cm radius = diameter = area = circumference = circumfer