Question 841302
Let the total number of 1 rupee be x, the number of 5 rupee coins = x/3 and 2 rupee coin = x/2
Total number of coins in purse = 66
{{{x+x/3+x/2 = 66}}}
{{{(6x+2x+3x)/6 = 66}}}
{{{11x/6=66}}}
x = 36
Then the number of 5 rupee coin is x/3 => 36/3 = 12.