Top answers

How do you calculate ratios? Example question: 'White paint costs £2.80 per litre, Blue paint costs £3.50 per litre, White paint and blue paint are mixed in the ratio 3:2. Work out the cost of 18 litres of the mixture [4 marks]' AQA Mathematics (8300)

Firstly, we need to calculate how much of the mixed paint is going to be white paint and how much is going to be blue paint. We can do this by looking at the ratio 3:2, if we add up the numbers in the ratio ...
ZA
Answered by Zoe A. • Maths tutor
17698 Views

p^2 x p^2

p^7
TS
Answered by Tom S. • Maths tutor
4412 Views

Factorise the following quadratic x^2 - 8 + 16

Find two numbers that multiply together to equal the 3rd term and the product of the same two numbers also needs to equal the 2nd term. This is trial and error but in this case it will be, (x - 4) (x - 4)
AJ
3137 Views

What is standard form?

Standard form is a convenient way to represent very large or very small numbers. By converting number to standard form, it becomes easier to do simple functions like multiplication or division. A logaritmic ...
MH
Answered by Morgan H. • Maths tutor
8196 Views

How important is rescue in "Lord of the Flies"?

Despite early attempts to priotise resuce in this novel when we examine the contrast between the two tribes of boys in this novel we can see that it is less of a prioroty compared to survival. The importance...
LS
10801 Views