Cost of a dozen pens is Rs 180 and cost of 8 ball pens is Rs 56. Find the ratio of the cost of a pen to the cost of a ball pen.

Cost of a dozen pens is Rs. 180 and cost of 8 ball pens is Rs. 56. Find the ratio of cost of a pen to the cost of a ball pen.

Cost of a dozen pens is ₹180 and cost of 8 ball pens is ₹56. Find the ratio of the cost of a pen to the cost of a ball pen.

Cost of a dozen pens is Rs.180 and cost of 8 ball pens is Rs.56 .Find the ratio o fcost of a pen to the cost of a ball pen.

Cost of a dozen red pens is Rs. 108 and cost of 9 black pens is Rs.54. Find the ratio of cost of a red pen to the cost of a black pen.

Cost of a dozen pens is Rs 180 and the cost of 8 pencils is Rs 56. Find the ratio of the price of one pen to the price of one pencil.

The cost of 1 dozen pens is Rs. 24. Find the cost of 30 pens.

The cost of 24 pens is Rs 2986.80. Find the cost of one pen.

If cost of 12 pens is Rs84. then what is the cost of 10 such pens ?