Question

Cost of a pen is four times the cost of a pencil. If a pencil costs rupees x, cost of a pen is a) 4x b)x/4 c)x-4 d)x+4

Answer 1

Answer: Cost of a pen is four times the cost of a pencil. If a pencil costs rupees x, cost of a pen is

a) 4x

Answer 2

Given,

The cost of a pen is four times the cost of a pencil.

Cost of a pencil = Rs. x

To find,

The cost of a pen.

Solution,

We can simply solve this mathematical problem using the following process:

According to the question;

The cost of a pen is four times the cost of a pencil

=> Cost of a pen = 4 × (cost of a pencil)

=> the cost of a pen = 4 × (Rs. x) = Rs. 4x

=> Cost of a pen = Rs. 4x

Hence, the cost of a pen is equal to Rs. 4x.