Leena has 117 rupees in the form of 5 rupee coins . The number of 2 rupee coins is 4 times that of 5 rupee coins. Find the number of coins of each denomination.
adityaojha2004:
9 coins of 5 rupees and 36 coins of 2 rupee coins
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number of 5rs coin =x
number of 2rs coin =4x
total money =5*x + 4x *2 5x+8x=13x
13x=117
x=117/13=9
no of 5rs coins= x=9
no of 2rs coins= 4x= 4*9=36
number of 2rs coin =4x
total money =5*x + 4x *2 5x+8x=13x
13x=117
x=117/13=9
no of 5rs coins= x=9
no of 2rs coins= 4x= 4*9=36
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