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How do I know when to use the imperfect tense of the preterite tense?

Both the imperfect tense and the preterite tense are used to describe the past. However, they are used to describe different things. The imperfect tense is used to describe actions that happened repeatedly a...
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Answered by Bryony B. • Spanish tutor
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How does blood flow through the heart?

The heart is the muscle responsible for pumping blood around the body. It has four chambers: an atrium and ventricle on the left, and an atrium and ventricle on the right. Atrioventricular and semilunar valv...
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Answered by Moriom B. • Biology tutor
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Describe one of the differences between the criminal law and civil law systems

One of the main differences between the two systems would be regarding the parties to the case. In a civil law claim, there would be a claimant and a defendant (both generally individuals or companies) where...
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Answered by Jared M. • Law tutor
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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.

Amount of paint needed: White paint = (18 ÷ 5) × 3 = 10.8 litres Blue paint = (18 ÷ 5) × 2 = 7.2 litres Cost of white paint = 10.8 x £2.80 = £30.24 Cost of blue paint = 7.2 x £3.50 = £25.20 Total cost = £30....
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Answered by Jared M. • Maths tutor
4465 Views

The population of sheep on an island is 170. The population of the sheep is expected to increase by 3% each year, what will the population of sheep be in 5 years time? [3 marks]

Information from question Initial population: 170 Increase: 3% (=x1.03) Years: 5 Method Formula : initial value x increase years 170 x 1.03 5 = 197 sheep Proof 170 x 1.03 = 175.1 (1st year) 175.1 x 1.03 = 18...
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Answered by Russell P. • Maths tutor
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