Sanjiv has Rs 3.10 in 10-paisa and 25-paisa coins. if the 10-paisa coins exeed the number25-paisa coins by three, then how many coins of each does he have?
Let 25paise coins be x
10paise coins will be x+3
From the given data
10(x+3)+25x=310
10x+30+25x=310
35x=280
x=8
Therefore 25paise coins=8
10paise coins=11