If k pencils cost c cents, what is the cost in cents of p pencils?

If the cost of 30 pencils is Rs. 240, what is the cost of 18 pencils?

If the cost of 30 packets of 8 pencils each is ₹ 600, what is the cost of 25 packets of 12 pencils each?

9 pens and 5 pencils cost rs.154 and 13 pens and 7 pencils cost rs.222. What is the cost of each pen and pencil separately?

Cost of 2 pens and 3 pencils is 70 rupees. Cost of 2 pens and 5 pencils is 90 rupees What is the cost of 10pens and 10 pencils

If cupcakes are on sale at 8 for c cents, and gingerbread squares are on sale at 6 for g cents, what is the cost, in cents, of 2 cupcakes and 1 gingerbread square?

If the cost of 25 pencils is Rs. 75, then what is the cost of 75 pencils (in Rs)?

One notebook costs Rs. 10 and one pencil costs Rs. 2. What is the cost of x notebooks and y pencils?

Cost of 2 pens and 3 pencils is 70 rupees. Cost of 2 pens and 5 pencils is 90 rupees What is the cost of 3pens and 2pencils together.