Tell me the answer of the question of exercise 3.1 question no.3. I don’t know how to solve this question. Please help me for finding the answer of this question The cost of 2 kg of apples and 1kg of grapes on a day was found to be Rs.160. After a month, the cost of 4 kg of apples and 2 kg of grapes is Rs.300. Represent the situation algebraically and geometrically.