Question

cost. of. 1 pen. is. 15. how willwe. cost. of. 5 pens

Answer 1

cost of 5 pen will be 75
Cost of 1 pen = 15
Cost of 5 pen = 15 X 5
= 75

Answer 2

Cost of 1 pen = Rs 15
Therefore 5he cost of 5 pen = Rs 15 x 5
= Rs 75.