Question

The cost of a slate and a pencil is rupese 15. If the cost of the slate is rupese 14,find the cost of the pencil

Answer 1

Step-by-step explanation:

One pen costs Rs 15 and one pencil costs Rs 3 . What is the total cost of x pens and y pencils

Cost of one pen = Rs. 15 Cost of x pens = 15 × x = Rs. 15x Cost of 1 pencil = Rs. 3 Cost of y pencils = 3 × y = 3y Therefore, Total cost of x pens