Questions

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151 P6.DE.JC.22031503

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Level 3 PSLE
Heidi and Ian have the same total number of coins. Heidi has a number of fifty-cent coins and 62 twenty-cent coins. The total mass of her coins is 1.234 kg. Ian has a number of fifty-cent coins and 102 twenty-cent coins.

Who has more money in coins? How much more in cents? Give your answers in this format. (Eg Adam, $12)
Each fifty-cent coin is 2.6 g heavier than each twenty-cent coin. What is the total mass of Ian's coin in kg?

4 m

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152 P6.PC.NK.21060211

Level 3 PSLE
The students of a test are divided equally into two groups. In the first group, there are 30 more boys than girls. In the second group, there are 12 more girls than boys. 40% of all the students are girls. How many students are boys?

4 m

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Percent of a set More than or less than Equal stage Units method

153 P6.PC.TL.16010129

Level 3
Ken has 30% more stamps than Vincent. Tim has 80% the number of stamps Ken has.

What is the ratio of the number of Vincent's stamps to the number of Tim's stamps?
If the total number of stamps of Ken's and Tim's is 150 more than Vincent's, how many stamps does Ken have?

4 m

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Percent to units Percent of different bases More than or less than Repeated identity Units table

154 P6.RD.TL.16010147

Level 3
Aunt Tina baked 50 less cookies than muffins. After she gave ³₅ of the muffins and 0.7 of the cookies to Cathy, she was left with 88 fewer cookies than muffins. How many muffins did she bake?

4 m

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Money More than or less than Times as many All change Units manipulation Model & units table

155 P6.RD.TL.16010135

Level 3
Lisa had 740 more candies than Anna. Lisa used ⁵₆ of her candies and Anna used ¹₂ of her candies. In the end, Lisa had 2 times as much as Anna. Find the number of candies Anna had at first.

4 m

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Fraction to units More than or less than Times as many All change Units manipulation Model & units table

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