3. Rohit has some 50 paisa coins,
some 2 rupee coins, some 1 rupee
coins and some 5 rupee coins.
The value of all the coins is 50.
Number of 2 rupee coins is 5 more than the 5 rupee coins. 50 paisa coins are double in number than 1 rupee coin. value of 50 paisa coins and 1 rupee coins is 26. how many 2 rupee coins does he have?
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Let he has X number of 2 ruppee coins.
No. of 5 ruppee coins = X -5
Value of 1 ruppe and 50 paisa coins = Rs. 26
The Value of all Coins = Rs. 50
2*X + 5*(X-5) +26 = 50
2X +5X - 25 = 50 - 26
7X = 24 +25
X = 49/7 = 7
No. of 2 ruppee coins = 7.
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