Andrew is paid £250 a week. Each week, he shares his pay with his sister in the ratio 3 : 2 saves 12% of his share. How many weeks will it take Andrew to save £360?

20 weeks

Step-by-step explanation:

The computation of The number of weeks it will take to save £360 is shown below:

Now  $250 should be divided into a ratio of 3:2

He keeps = 150

ANd, he gives her = 100

As he saves 12% of his share

i.e.

= 12% of 150

= 18

Now the number of weeks would be

= 360 ÷ 18

= 20 weeks

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.