The point B is at the centre of the circle The point p and Q are on the circumference of the circle.
calculate the are of the shaded sector.

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

The measure of angle 0 is 600 degrees

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate