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A) Raf, Jasmin and Carlos swim lengths of the pool for charity. Raf swims 30 more lengths than Jasmin. Jasmin swims four times as many lengths as Carlos. Altogether they swim 372 lengths. How many lengths each person swim?

NB: Algebra question. As Carlos swims the lowest amount of lengths compared to Raf and Freya, and the information from the question follows from the total amount Carlos has swam, we use the symbol 'S' to den...
FW
Answered by Fergus W. • Maths tutor
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In an Inspector calls, how does Eva smith represent the society of the time?

Eva smith, represents not only responsibility but forces the Birling family to feel and accept their guilt. She is the symbol of the working class within a capitalist society; 'smith' being a common surname ...
AW
Answered by Alexandra W. • English tutor
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Express 216 as a product of its prime factors.

Answer: 2 3 x 3 3 Start by breaking 216 down into easily managed factors, for example the easiest would probably be 2 and 108. From there you can break down the non-prime factors into smaller factors. For 10...
HM
Answered by Hidayah M. • Maths tutor
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Glucose is filtered out of the blood, but is not found in urine. Explain why glucose is not present in urine

Glucose is filtered out of the blood in the glomerulus of the kidneys. All of the glucose is then is actively transported back into the capillaries in the area of the nephron called the proximal convoluted t...
AC
Answered by Alex C. • Biology tutor
17231 Views

What is the oxidation number of Mn in K2MnO4?

The oxidation number of an ion is the same as its charge. We know that the oxidation number of K+ is +1 and the oxidation number of O2- is -2, but we don't know the oxidation number of Mn so let's call that ...
AC
Answered by Alex C. • Chemistry tutor
54132 Views