Question

3 पेंसिल और 5 कलम का मूल्य ₹14 है तो बताइए कि 12 पेंसिल और 20 कलम का मूल्य कितना रुपया होगा​

Answer 1

Answer:

56 rupee

Step-by-step explanation:

3x + 5y = 14

multiply both side by 4

12x + 20y = 56

Answer 2

Step-by-step explanation:

56 because rate of 3pens and 5 Pencil is 14 so rate of 12 pen and 20 pencil is 56