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Describe how pregnancy tests sticks work.

Pregnant women produce a hormone called HCG, found in their urine. Monoclonal antibodies are found at the end of pregnancy test sticks. When a pregnant woman urinates on the stick, the monoclonal antibodies(...
TD
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Comound interest: A car is bought for the price of £12 000, but its value depreciates every year by 8%. Calculate, how much will the car be worth in 5 years

The question states the value of the car depreciates every year by 8%. This means that from the original, 100% value of the car in a set year, every consecutive year the value will decrease by 8% so that the...
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Answered by Victoria B. • Maths tutor
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are technological developments making perfect competition more realistic

A quality of Perfect competition is having perfect knowledge across the market between suppliers and producers, and PC is becoming more realistic as technology developes. This is because internet access enab...
MA
Answered by millie a. • Economics tutor
13376 Views

How to find LCM and HCF of two numbers

Take numbers 24 and 36 for example.First we'd need to find the prime factors of each of the two numbers which can be done through factor trees24 = 2 3 x 336 = 2 2 x 3 2 What we do next is set of a venn diagr...
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Answered by Nafi I. • Maths tutor
3731 Views

Why do Physicists take multiple readings in experiments?

Taking multiple readings allows for errors (known as anomalous data points) to be spotted.For example if you were to take just one reading in an experiment and this was wrong, there would be no way of tellin...
DS
Answered by Daniel S. • Physics tutor
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