### There are 9 results

Broad Topics >

Fractions, Decimals, Percentages, Ratio and Proportion > Percentages

##### Age 11 to 14 Challenge Level:

Problem one was solved by 70% of the pupils. Problem 2 was solved
by 60% of them. Every pupil solved at least one of the problems.
Nine pupils solved both problems. How many pupils took the exam?

##### Age 7 to 14 Challenge Level:

An activity based on the game 'Pelmanism'. Set your own level of challenge and beat your own previous best score.

##### Age 14 to 16 Short Challenge Level:

If the base of a rectangle is increased by 10% and the area is unchanged, by what percentage is the width decreased by ?

##### Age 11 to 14 Challenge Level:

A political commentator summed up an election result. Given that
there were just four candidates and that the figures quoted were
exact find the number of votes polled for each candidate.

##### Age 11 to 16 Challenge Level:

Can you match the cards and figure out whether the tabloid headlines can be trusted?

##### Age 11 to 16 Challenge Level:

Match the cards of the same value.

##### Age 14 to 16 Challenge Level:

Equal circles can be arranged so that each circle touches four or
six others. What percentage of the plane is covered by circles in
each packing pattern? ...

##### Age 14 to 16 Challenge Level:

A group of interactive resources to support work on percentages Key
Stage 4.

##### Age 14 to 16 Challenge Level:

Prove that the shaded area of the semicircle is equal to the area of the inner circle.