Question

If 9 pen cost rs.67.50.what is the cost of one pen?​

Answer 1

Answer:

7.5 Rs.

Step-by-step explanation:

this Is Direct Proportion

X/Y=K

9/67.5= 1/y

Y= 67.5/9= 7.5

Hope You Got The Answer =)

Answer 2

Answer:

Using unitary method,

7 pens → Rs. 60

1 pen → Rs. 760

5 pens → Rs. 60/7×5=42.86 Rs.

Step-by-step explanation:

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