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All tickets for a concert are the same price. Ayo and Rachel pay £63 total for some tickets. Ayo pays £24.50 for 7 tickets. How many tickets does Rachel buy?

24.50/7 = £3.50 - price of 1 ticket 63/3.50 = 18 - number of tickets bought total 18 - 7 = 11
SJ
Answered by Sasha J. • Maths tutor
3742 Views

Why is it that Gonorrhoea can be treated with an antibiotic, but HIV cannot?

Gonorrhoea is caused by a bacteria whereas HIV is a virus. Antibiotics are only effective on bacterial diseases, but do not treat viruses as they are found inside the host cell.
SJ
Answered by Sasha J. • Biology tutor
4126 Views

How do I simplify an equation?

Lets take this as an example: Simplify 5a - (2a + 6) To 'simplify an equation' means to put it at its most basic form To make it easier for us, we can place a 1 infront of the bracket, so we know what we are...
LG
Answered by Laura G. • Maths tutor
12255 Views

Examine the role of Dr. Rank in A Doll's House.

In the play A Doll’s House, Henrik Ibsen includes Dr. Rank, a seemingly insignificant yet underappreciated character. This particular name is integral to the dramatist’s elaborate characterization of his rol...
MM
30081 Views

Find the interval for which x^2 - 7x + 10 </= 0

Factorise the quadratic by finding two numbers that add to make -7 and multiply to make 10. (i.e. -2 and -5). So x^2 - 7x + 10 = (x - 2)(x - 5) &lt;/= 0. Sketch the quadratic to see where it is negative or z...
LT
Answered by Lewis T. • Maths tutor
8242 Views