Aruna has only Re 1 and Re 2 coins with her. If the total number of coins that she has is 50 and the
amount of money with her is Rs. 75, then the number of Re 1 and Rs 2 coins are, respectively.
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Answer:
The number of re.1 coins and Rs.2 coins are 25 each
Step-by-step explanation:
Let us take,
Re.1 coins as x
Rs. 2 coins as y
The total number or Re.1 and Rs.2 are 50
So x+y=50_______________________________(1)
Therefore, the total amount of Re.1 is 1x
Therefore, the total amount of Rs.2 is 2y
Total money is 75
Hence the sum of Total Re.1 amount + Total Rs.2 amount = 75
This is 1x+2y=75 ______________________________(2)
Equating Eqn. 1 and 2
x=50-y
Putting x in 1x+2y=75
1(50-y)+2y=75
y=25
Putting y in x=50-y
We get x = 50 – 25 = 25
Therefore, the number of Re.1 coin is 25 and Rs.2 coin is 25
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