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What is the difference between the preterite and imperfect tenses in Spanish? When would you use each?

The preterite and imperfect tenses have different conjugations, which it is necessary to learn by heart. In terms of usage, whilst they both refer to actions that have taken place in the past, they do have v...
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Answered by Amy T. • Spanish tutor
2882 Views

How do I recognise the difference between a gerund and a gerundive?

There are a few ways that I have taught myself to remember the difference between these, as they can look very similar. A gerund ive is a pass ive adject ive (think of the -ive endings). You can also look fo...
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Answered by Jess J. • Latin tutor
5907 Views

Celine has £5 to buy pens and rubbers. Pens are 18p each. Rubbers are 30p each. She says “I will buy 15 pens. Then I will buy as many rubbers as possible. With my change I will buy more pens.” How many pens and how many rubbers does she buy? [5 marks]

Answer: 16 pens and 7 rubbers
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Answered by Ardra R. • Maths tutor
3127 Views

x^2 = 4(x – 3)^2

This is a quadratic equation, which contains terms up to x 2 . All quadratic equations can be written in the form a x 2 + b x + c = 0 where a , b and c are numbers, and a cannot be equal to zero. Expand the ...
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Answered by Jennifer W. • Maths tutor
4367 Views

What is Price Elasticity of Demand?

In this case, I would draw out two diagrams of a good with elastic demand and another good with inelastic demand.Price elasticity of demand is a measure to show the responsiveness of the quantity demand if t...
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Answered by Nicole K. • Economics tutor
2432 Views