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(This was taken from a GCSE past paper)A bag of 24 spoons costs £19.95. A box of 18 forks costs £15.55. Bags and boxes cannot be split. Gregor decides to buy the same number of spoons as forks. He places an order to buy the smallest number of each

We are finding the Highest common multiple (HCM) of two numbers in this question. To find the HCM, first the prime factors have to be found, this means writing each number as a multiplication of the smallest...
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Answered by Tom N. • Maths tutor
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Solve the equation: 5(x + 2) = 45

Start by writing down the question5(x+2) = 45The aim is to "free" or solve for the variable "x", we work from outside the brackets. First step is to get rid of the 5 on the left hand side...
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Answered by Brandon S. • Maths tutor
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How does photosynthesis lead to plant growth?

Photosynthesis converts light energy from the sun to chemical energy stored as glucose, i.e. the plant can make its own food using energy from the sun. The glucose is used by the plant in the process of resp...
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Answered by Aryan B. • Biology tutor
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How would you approach a source question?

I would first ask the student what exam board the question is from. I would also ask the student whether the source was written or visual, as there can be different approaches taken depending on the source m...
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Answered by Tabitha W. • History tutor
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How does increasing temperature cause an increase in rate of reaction?

As you increase the temperature of the reaction, the particles gain kinetic energy. This causes them to move faster and as a result, the frequency of collisions increases. This means there is an increased pr...
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Answered by Aryan B. • Chemistry tutor
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