if the rate of the grapes is 20/-per kg, find the cost of 40 kg grapes

The cost of 6 kg rice is equal to the cost of 8 kg wheat. If the cost of wheat is Rs 6 per kg, then the cost of 1 kg rice is

What is the respective ratio between the cost of one kg of apples from Ropar and the cost of one kg of grapes from Chandigarh ?

Find the cost of sugar and wheat per kg, if the cost of 7kg .of sugar and 3kg .of wheat is ₹ 240 and cost of 7kg of wheat and 3kg .of sugar is ₹ 160 . (Use determinants)

Nikita boutgh 30kg wheat at the rate of 8.9 rupees. per kg and 40kg at the rate of 9.9 rupees per kg and sold whole stock at the rate of 9.5 rupees per kg. Find profit or loss?

Find the cost of sugar and wheat per kg., if the cost of 7kg. Of sugar and 3 kg, of wheat is Rs. 210. cost of 7kg. wheat and 3 kg, of sugar is Rs. 160. (Use determinants).

10 kg of rice costs as much as 20 kg of wheat, 25 kg of wheat costs as much as 2 kg of tea, 5 kg of tea costs as much as 25 kg of sugar. Find the cost of 6 kg of sugar if 4 kg of rice cost Rs 32.

Nikita bought 30kg wheat at the rate of 8.9 rupees per kg and 40kg of wheat at the rate of 9.9 rupees per kg and sold whole stock at the rate of 9.5 rupees per kg. Find profit or loss?

A certain product C is made of two ingredients A and B in the proportion of 2: 5. The price of A is three times that of B. The overall cost of C is ₹5.20 per kg including labour charges of 80 paisa per kg. Find the cost of B per kg ?