ππΌ Dasha and Masha share Β£16 in the ratio

1:3. How much does Masha receive?

ππΌ What is angle ABC below?:

ππΌ At a performance, 4 adult tickets and 1 child ticket costs Β£33.

2 adult tickets and 7 child tickets costs Β£36

Work out the cost of 10 adult tickets and

20 child tickets.

Arthur has a bag of 10 bonbons. 2 of the bonbons are lemon and the rest are strawberry.

Arthur takes out two bonbons without replacement.

ππΌ Find the probability that the bonbons

are different flavours.

ππΌ Express 4^{3x+5} in the form 2^{y}