Question

Asha has only ₹1 and ₹2 coins with her. If the total number of coins that she has is 50 and the amount of money with her is ₹75, then the number of ₹1 and ₹2 coins are, respectively

35 and 15
15 and 35
35 and 20
25 and 25​

Answer 1

Answer:

d) 25 and 25

Step-by-step explanation:

Let the number of ₹1 coins be x, and the number of ₹2 coins be y.

Total number of coins = 50

• x + y = 50

• x = 50 - y . . . . . (¡)

• x coins amount to ₹ x

• y coins amount to ₹ 2y (2 × y because they're of ₹2 each)

Total amount = ₹ 75

x + 2y = 75

from. equation. (¡)

50 - y + 2y = 75

y = 25

and y is the number of ₹2 coins.

x = 50 - y

x= 50 - 25

= 25

and x is the number of ₹1 coins.

Therefore, the number of ₹1 and ₹2 coins respectively are

d) 25 and 25

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Hope this helps!