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These are the selling prices of 5 houses in 2007: £145 000, £170 000, £215 000, £90 000, £180 000 (a) Work out the mean selling price.

The mean is also known as the average. To work out the mean you need to add all the house prices together and then divide by the number of houses. So in this example the total price of the houses is 145000+1...
JP
Answered by James P. • Maths tutor
3484 Views

How should I answer a source based question in an exam?

When answering a source based question, you need to focus on the 5W's. By answering each of them, you will address each of the problems of a source based question. 5Ws : WHO / WHAT / WHEN / WHERE / WHY WHO :...
LW
Answered by Lucy W. • History tutor
8462 Views

How do you express "no matter" in Chinese?

Firstly, there are two expressions that you can use to express "no matter", these are: 1.不管 (bùguǎn) ……，都(dōu) /也 (yě)…… OR 2. 无论(wúlùn)/不论(bùlùn)……，都(dōu)/也(yě)…… The first one is more informal th...
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Answered by Lijie Y. • Mandarin tutor
7222 Views

In a sale a bag is reduced by 30%. The bag is now £31.50. Work out the original price of the bag.

£45.00
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Answered by Safiya C. • Maths tutor
4098 Views

Solve this simultaneous equation: (1) 2x+3y=12 (2) x+4y=11

x=3,y=2
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Answered by Safiya C. • Maths tutor
4289 Views