Fatima had 100 coins in her Piggy bank. It contained twice as many 1 rupee coins as 50 paise coins, and some 25 paise coins. The total amount of money was rupees 60. How many of each coin did she have?
Step 1: Let the number of 1 rupee coin be ‘x’.
According to the question, the number of 50 paise coins will be ‘’.
It is given that in total there are 100 coins, so,
1 rupee coin + 50 paise coin + 25 paisa coin = 100
paisa coin = 100
25 paise coin
Step 2: Total amount of money is given as 60 rupees, so,
rupee +paise paise = 60 rupees
We know that, paisa and paisa rupees, so, above equation can be written as,
So,
Hence, the number of 1 rupee coin are 28, 50 paise coin are 56 and 25 paise coin are 16.