A box contains Rs. 56 in the form of coins of one rupee, 50 paise and 25 paise. The number of 50 paise coins is double the number of 25 paise coins and four times the number of one rupee coins. How many 50 paise coins are their in the box ?
Meena has 5 one rupee coins for every 2 five rupee coins in her pocket. She has ____% less number of five rupee coins than one rupee coins.