A bag contains 15 one rupee coins, 25 two rupee coins and 10 five rupee coins. There are _______ 5 rupee coins and _________ 2 rupee coins.

A one rupee coin is congruent to a five rupee coin. (True/False)

A bag contains 12 two rupee coins, 7 one rupee coins and 4 half rupee coins. If 3 coins are selected at random , then the probability that the sum of the 3 coins is maximum is

A bag contains 12 two rupee coins, 7 one rupee coins and 4 half a rupee coins. If three coins are selected at random, p=probability that the sum of the three coins is maximum, q=probability that the sum of the three coins is minimum,r=probability that each coin is of different value. Arrange p,q and r in increasing order of magnitude.

Two coins (a one rupee coin and a two rupee coin) are tossed once.Find a sample space.

Kiranmai pays ₹ 50 to shopkeeper in the denominations of one rupee coins and five rupee coins. She gives a total of 26 coins. Find the number of 5 rupee coins given to the shopkeeper.

A bag contains one rupee, 50 paise and 25 paise coins. The ratio of the number of 1 rupee coins to that of 50 paise coins is 5 : 9 and the ratio of the number of 50 paise conins to that of 25 paise coins is 2 : 1 . Find the value of the 50 paise coins in the bag if the total value of the bag is Rs. 425.

Find the probability of drawing a one-rupee coin from a purse with two compartments one of which contains 3 fifty-paise coins and 2 one- rupee coins and other contains 2 fifty-paise coins and 3 one-rupee coins.

In a box,there are a certain number of coins which amount to Rs 25. There are 2 -rupee coins,50 -paise coins and 25 -paise coins.If there are at least one 2 -rupee coin,two 50 - paise coins and two 25 -paise coins,then what could be the minimum number of coins in the box? (a) 12 (b) 14(c) 16(d) 18