Tomatoes are $5 a kilogram and potatoes are $6 a kilogram. What is the total cost ofx kilograms of tomatoes and z kilograms of potatoes?

Tomatoes are advertised at $9.45 for 5 kg.How much would it cost to purchase 18 kg of tomatoes? $

The cost of 10 kg of apples is equal to the cost of 24 kg of rice. The cost of 6 kg of flour equals the cost of 2 kg of rice. The cost of each kg of flour is Rs.20.50. Find the total cost of 4 kg of apples, 3 kg of rice and 5 kg of flour?

Item 1Potatoes cost Janice $1.25 per kilogram, and she has $5.00 that she could possibly spend on potatoes or other items. If she feels that the first kilogram of potatoes is worth $1.50, the second kilogram is worth $1.14, the third kilogram is worth $1.05, and all subsequent kilograms are worth $0.30, how many kilograms of potatoes will she purchase? What if she only had $2.00 to spend? Janice will purchase  kilograms with her original $5.00 of income. Janice will purchase  kilograms when her income is $2.00.

A person purchases tomatoes from each of the 4 places at the rate of 1 kg, 2 kg, 3 kg, 4 kg per rupee respectively. On an average he has purchased x kg of tomatoes per rupee. Then the value of x is::

f a school kitchen needs at least 340 kg of potatoes in a month and potatoes come in bags weighing 15 kg, how many bags of potatoes should the school buy in a month?