Math, asked by Mrsingh5407, 10 months ago

If the cost of 5 Rs pens is Rs.20,then what is cost of 7 such pens

Answers

Answered by laughoutloud42
6

Answer:

Rs.28

Step-by-step explanation:

Given, cost of 5 pens = Rs.20

∴Cost of 1 pen= 20/5

                       = Rs. 4

Cost of 7 such pens= 4 x 7

                                = Rs.28

Please mark as the brainliest answer!!

Answered by Anonymous
3

Answer:

28

Step-by-step explanation:

let a pen be donated by x then cost of 1 pen will be 5x=20 x=4 there for cost of 7 pens will be x*7 4*7=28 cost of 7 pens will be 28

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