Question

If seven pencils cost Rupees 49 then the cost of a dozen of pencils is:​

Answer 1

7 pencils cost Rs 49

1 pencil costs = $\frac{7}{49} = 7$ Rs

12 pencils cost Rs 12 × 7 = Rs 84

Hope this helps!

Answer 2

Answer:

Rs.84

Step-by-step explanation:

Solution,

Given,

Cost of 7 pencils:Rs49

Cost of 12 pencils:?

Now,

Cost of 1 pencil: cost of 7 pencils/7 pencils

: 49/7

: Rs7

Again,

Cost of 12 pencils: Cost of 1 pencil*12 pencils

: 7*12

: Rs84 ans