Solving 'number' problems - AQA test questions - AQA

A shop sells microwaves and cookers in the ratio of 2:3. In December, 1,000 units are sold. Each microwave sold generates £82 profit, and each cooker gives £63 profit.

1

How many microwaves are sold in December?

2

How many cookers are sold in December?

3

What is the total profit generated in December?

4

The value of a television depreciates by 20% each year. At the end of 2014, the TV was worth £280.

Which maths topic will be most helpful to solve how much the TV was worth in 2010?

5

What equation can be formed to help solve the problem?

6

What was the cost of the television in 2010?

7

Lee spends his monthly income in the following way: 40% is spent on rent. \(\frac{1}{3}\) is spent on bills and food. The rest is put into savings. Lee spends £600 a month on bills and food.

What proportion of Lee's wage is spent on rent, bills and food?

8

What proportion of Lee's wage is saved each month?

9

How much does Lee earn a month?

10

How much does Lee save per year?