Questions

From Best to Worst

56 P5.ST.JC.18160201

Level 3
In a school, there is a total of 400 people.
30% are adults.
The rest are children.
The number of boys and girls is in the ratio of 5 : 9.

What percentage of the people are boys?
How many girls are there?

3 m

Attempt

Ratio to units Finding percent Percent of a set Percent to units Combined repeated identity Remainder concept Units table Units manipulation

57 P5.RD.NK.23021707

Level 3
Paul had some apple macarons and apricot macarons. He gave away 160 macarons to his brother. 25% of them were apple macarons and the rest were apricot macarons. Paul gave some apple macarons to his sister. ²₅ of all the macarons he gave away to his brother and his sister were apple macarons.

How many apricot macarons did he give his brother?
How many apple macarons did he give his sister?

4 m

Attempt

F Addition & subtraction F Multiplication Percent of a set Units method

58 P5.PC.JM.17083133

Level 3
Jane gave 10% of her collection of pens to Colleen thereby increasing Colleen's collection by 25%. If Jane had 45 pens left, how many pens did Collen have at first?

4 m

Attempt

Percent of a set Percent change by Units method

59 P5.PC.JM.17083135

Level 3
At the pet shelter, the rabbit population increased by 20% in the second month and then by a further 30% in the next 2 months. If there were 585 rabbits in the end, how many rabbits were there at the pet shelter at first?

4 m

Attempt

Percent of a set Percent change by Percent of different bases F Multiplication Units method

60 P5.RD.JM.17083210

Level 3
Madam Naz made pies for sale. 45% of the pies were chicken pies and the rest were potato and sardine pies in the ratio 3 : 1. If a customer bought 75% of the chicken pies and all of the sardine pies, what percentage of the potato pies must Madam Naz sell for her to maintain the original percentage of chicken pies at first? Leave your answer in mixed numbers.

5 m

Attempt