If 15 envelope cost Rs 11.25.what is the cost of such 20 envelopes?

Solve any two sub questions from the following : The cost of 70 envelopes is ₹ 595. What is the cost of 24 such envelopes?

If 15 pens cost Rs. 35, what is the cost of 39 pens?

If 50 kg of wheat cost Rs. 550 what is the cost of 11 kg?

The cost of 3 envelopes is Rs. 15. The cost of 10 envelopes is

What are the functions of nuclear envelope?

IF the cost of 15 pens is Rs 150 what is the cost of 7 pens ?

One pencil costs Rs. 2 and one fountain pen costs Rs. 15. What is the cost of x pencils and y fountain pens?

2.25 m of a cloth costs Rs 326.25 What is the cost of 1m of cloth ?