Question

Raju has a total of 30 currency notes in his pocket of denominations ₹100 and ₹200. If the total amount he has is ₹5000, the number of notes of denomination ₹200 is :

25
20
15
10

Answer 1

Answer:

20 notes of 200

Step-by-step explanation:

let the no. of 200rs notes be x

and 100rs notes be (30-x)

100 × (30-x) + 200 × x = 5000

3000 - 100x + 200x = 5000

100x = 5000 - 3000

x = 2000/100

x = 20

Answer 2

Answer:

20 notes of 200

Step-by-step explanation:

let the no. of 200rs notes be x

and 100rs notes be (30-x)

100 × (30-x) + 200 × x = 5000

3000 - 100x + 200x = 5000

100x = 5000 - 3000

x = 2000/100

x = 20

Step-by-step explanation: