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A "day return" train ticket is £6.45. A "monthly saver" is £98.50. Sue worked for 18 days last month. She bought a day return ticket each day she worked. A monthly saver ticket is cheaper than 18 day return tickets. How much cheaper?

This is a simple GCSE question which might feature at the beginning of the paper. It tests the student's attention to detail by asking to find the DIFFERENCE and not just the price that Sue paid. Also, given...
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Answered by Ecaterina A. • Maths tutor
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Describe the function of ribosomes in protein synthesis.

Ribosomes, which are made up of rRNA, are instrumental in the translation of mRNA into proteins. The ribosome has a large and a small subunit, which sandwich around a strand of mRNA. This mRNA attaches to th...
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Answered by Luke G. • Biology tutor
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Summarise the vessels of the heart and their function

(during this discussion I would use a diagram of the hear to point out appropriate parts) The Aorta is the body's largest artery, It carries oxygenated blood from the Left verntricle to the body. The superio...
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Answered by Gabriella L. • Biology tutor
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Define the FITT principle

F- frequency I- Intensity T-time T-type
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what words describe the following movements: a) If I move my arm from down by the side of my body and lift it to horizontal b) If I return my arm back to the side of my body

a) Abduction b) adduction
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