In how many different ways can 3 persons A, B, C having 6 one-rupee coin 7 one-rupee coin, 8 one-rupee coin, respectively, donate 10 one-rupee coin collectively?

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

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

In how many ways can a person having 3 coins of 25 paise,4 coins of 50 paise and 2coins of 1 rupee give none or some coins to a beggar?

Find the number of different sums that can be formed with one rupee, one half rupee and one quarter rupee coins.

Which of the following has more inertia : a five rupees coin and a one rupee coin ?

In how many ways can 16 rupees and 12 paise coins be arranged in a ine so that no two paise coins may occupy consective positions?

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.

If three one rupee coins can be placed around a ten-paise coin such that each one rupee coin touches the ten paise coin as well as the other two one-rupee coins,the ratio of the radii of the one rupee and ten paise coin is:

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.