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The mean of 4 numbers is 8 when a 5th number is added the mean becomes 10, what is the 5th number?

Ok, so firstly let's think about what the mean means? Add all the numbers together and then divide by the total number of values we have.So, that means with the 4 numbers we currently have the total divided ...
CO
Answered by Carmen O. • Maths tutor
8590 Views

Can you explain the difference between Type 1 and type 2 diabetes?

Endocrine parts of pancreas called Islets of Langerhans . 2 populations of cells: A cells - secrete glucagon (RAISES blood glucose conc) - when all the 'gluc has gone' B cells - secrete insulin (LOWERS blood...
NH
Answered by Noura H. • Biology tutor
3564 Views

How do you form the "Perfekt"?

To form the "Perfekt" is formed: sein/haben + Partizip II (past participle), which is why you need to know how to conjugate the verbs "sein" and "haben":ich bin, du bist, er/sie...
AS
Answered by Anne S. • German tutor
3536 Views

What are the five main cases in latin, and what are their uses?

Nominative case: this is used for the subject of the sentence, the person or object which is doing the action. Accusative case: this is used for the object of the sentence, the person or object which the act...
CC
Answered by Charlotte C. • Latin tutor
4385 Views

Find the stationary point(s) of the curve: y = 3x^4 - 8x^3 - 3.

Firstly. Recognise which method you should use to approach this question. In this case, you can find the stationary point of a curve where its gradient is 0 i.e. at a point where the gradient changes from po...
LL
Answered by Laurene L. • Maths tutor
5667 Views