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You have a list of numbers: 1, 45, 81, 40, 7, 8, 14, 23, 7, 4. Calculate the mode, median, and mean.

Mode is the value that occurs most - which is 7. Median - put numbers in numerical order and find the middle number, which is 11. Mean is the average value so add up all the numbers and divide by the total a...
IC
Answered by Isabelle C. • Maths tutor
4031 Views

How do waterfalls form?

Waterfalls form when a river flows over an area of softer rock after flowing over an area of harder rock. Due to the softer rock being more easily eroded than the harder rock, the soft rock undercuts the har...
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Answered by Lucy T. • Geography tutor
6114 Views

What makes a strong exam essay? Tips for structuring essays in exams.

It can be daunting to consider how to structure your exam essay when you are sat in timed conditions, and most likely are feeling very nervous. However, it doesn't have to be as daunting as it seems. The key...
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Answered by Cara B. • English tutor
2781 Views

Synapses are an important part of the nervous system. What is a synapse? Describe how information passes through a synapse.

A synapse is a junction between neurones. Description of a synapse being a small gap between two neurones. Synapses use chemical messengers to pass an impulse of electrical depolarisation from one neurone to...
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Answered by Bethan G. • Biology tutor
6033 Views

You have a bag of 60 coloured marbles. 1/10 are red, 3/5 are blue, and the rest are green. How many green ones are there?

1/10 * 60=6 red marbles 3/5 * 60=36 blue marbles Therefore the amount of green marbles must be 60-(6+36)=18
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Answered by Isabelle C. • Maths tutor
4849 Views