Question

The cost of 7 pencils is Rs. 42 so the cost of 20 pencils is ?

Answer 1

Step-by-step explanation:

Cost of 7 pencils✏️ = 42 Rs

Cost of 1 pencil✏️ =42/7 = 6 Rs

Cost of 20 pencils✏️ = 6 Rs×20 Pencils✏️=120 Rs is the cost of 20 Pencils ✏️

Answer 2

the cost of 7pencils=42

the cost of 1 pencil= 42/7

=6

the cost of 20 pencils=20×6

= 120

so, the cost of 20 pencils = ₹120

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