Abbreviations used: eg P3, U1.1, Q1 refer to Conquer Problem Sums for Primary 3, unit 1.1, question 1.
P3, U1.4, Q2
Alice and Janet had some stickers. Alice had 245 stickers and if Janet had 125 more stickers than Alice, how many stickers did they collect altogether?
P3, U1.4, Q3
In a concert, 465 of them were adults and there were 245 more children than adults. How many people were there altogether?
P3, U1.5, Q2
Jasper and Cindy collected some seashells. Jasper collected 214 seashells while Cindy collected 126 seashells fewer than Jasper. How many seashells did they collect altogether?
P3, U4.4, Q3
Joseph collected 500 marbles. Kate collected 140 fewer marbles than Joseph but thrice as many marbles as Matthew. How many marbles did the three children collect altogether?
P3, U5.3, Q4
The total height of three brothers, Alex, Benson and Calvin is 4 m 35 cm. Alex is 45 cm shorter than Benson while Calvin is 75 cm shorter than Benson. Find
(a) Benson's height.
(b) Alex's height.
(Leave your answer in centimetres.)
(a) Benson's height.
(b) Alex's height.
(Leave your answer in centimetres.)
P3, U6.2, Q4
The total weight of 4 dictionaries and 2 story books is 19 kg. Each dictionary weighs 2 kg 500 g more than each story book. What is the weight of 1 story book?
P3, U6.2, Q6
Mr Tan weighs 42 kg heavier than his son, Ronald and 22 kg heavier then his daughter, Helen. Given that their total weight is 230 kg, find the weight of Mr Tan.
P3, U6.2, Q9
Max, Ali and Sammy weigh 179 kg altogether. Max weighs twice as much as Ali and Ali weighs 5 kg more than Sammy. Find Sammy's weight.
P3, U10.4, Q2
Peter gave Tim and Jerald $480. If Tim had $224, how much less did Tim have compared to Jerald?
P3, U10.4, Q10
Reuben, Kenneth and John had $440 altogether. Reuben had $80 more than Kenneth. Kenneth had twice as much money as John. How much money did John have?
P3, U10.6, Q3
A pen costs $4 less than a notebook. A correction tape costs $2 less than the pen. Given that the total cost of a pen, a notebook and a correction tape is $12.50, find the cost of the notebook.
P5, U1.1, Q4
Jerry had $40 more than Tommy at first. After Jerry gave Tommy $60, Tommy had twice as much money as Jerry. Find the amount of money Jerry had at first.
P5, U9.1, Q3
Jason and his two friends ordered $60 worth of food at a restaurant. A service charge of 10% was added to the bill. How much did each person have to pay if they shared the bill equally?
P5, U9.1, Q6
At a gathering, there are 12 more boys than girls. The number of boys is 25% more than the girls. How many children are there at the gathering?
P5, U9.2, Q4
At a party, there are 50 more women than men. The number of men is 75% as much as the women. How many people are there at the party?
P5, U9.2, Q5
In a bag made up of green and blue balls, there are 30% as many green balls as blue balls. How many green balls are there in the bag if there are 28 more blue balls than green balls?
P5, U9.2, Q7
In a class, there are 25% as many boys as girls. How many percent more girls than boys are there?
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