Komal has three times as many 2 rupee coin as she has 5 rupees coin has won sum of rupees 77 how many coin of is denomination does she have
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Five Rupee coins = x
Two Rupee Coins = 3x
Total money she have = 77 Rupee
Five Rupee Coins = 5.x = 5x
Two Rupee Coins = 3x.2 = 6x
5x + 6x = 77 rupee
11x = 77 rupee
x = 77/11 rupee
x = 7
Five Rupee Coins = 7
Two Rupee Coins = 7 x 3 = 21
Check:
7 x 5 + 2 x 21 should be equal to 77
35 + 42 = 77
Hence The Answer is checked
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