Question

If the cost of 5 pens is Rs. 50. Find the cost of 8 such pens

Answer 1

Answer:

80 rupees

Step-by-step explanation:

cost of 5 pens =50

cost of 1 pen =10

cost of 8 pens = 8*10

= 80 rupees

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Answer 2

Answer:

cost of 8 pens will be 80

Step-by-step explanation:

no of pens: cost

5 : 50

8 : x

cross multiplication

50*8 = 5*x

x = 400/5

x = 80