Question

IF 5 NOTEBOOKS COST ₹105,THEN FIND THE COST OF 7 NOTEBOOKS.​

Answer 1

Answer:

if 5 cost 105

I costs 105/5

= 21

so cost of 7 = 21×7

= 147

good morning

Answer 2

Answer:

cost of 7 notebooks is ₹147.

Step-by-step explanation:

cost of 5 notebooks = ₹105

cost of 1 notebook = 105÷5 = ₹21

cost of 7 notebooks = ₹21 × 7 = ₹147