Questions

From Worst to Best

41 P5.ST.JC.18121118

Level 2
The ratio of the number of blue stickers to red stickers is 5 : 2.
After Adam gives away 10 blue stickers and 40 red stickers,
there is an equal number of blue stickers and red stickers.
How many stickers does Adam have now?

3 m

Attempt

42 P5.ST.JC.18121119

Level 2
The ratio of the number of blue stickers to red stickers is 5 : 2.
After Adam gives away 10 blue stickers and buys another 20 red stickers,
there is an equal number of blue stickers and red stickers.
How many stickers does Adam have now?

3 m

Attempt

Ratio to units Equal stage after All change Units table Units equations

43 P5.RD.JM.17083182

Level 3
Lennie gave ⁵₈ of his salary to his wife. He gave ¹₅ of his salary to his four children and left the rest for himself. He had $420 left for himself. Given that his four children received the same amount each, how much did each of his four children receive?

4 m

Attempt

F Addition & subtraction Fraction to units Money Equal stage after Remainder concept Units method

44 P6.RD.TL.16010171

Level 3
Three women, Mrs Zhang, Mrs Lin and Mrs Yap went on a shopping spree. 30% of Mrs Zhang's spending is equal to ¹₅ of Mrs Lin's spending. Mrs Yap's spending is 40% more than Mrs Lin's. If Mrs Lin spends another $804, she will spend the same amount of money as Mrs Yap.

Find the ratio of Mrs Zhang's spending to Mrs Lin's to Mrs Yap's.
How much did Mrs Zhang spend?

4 m

Video Attempt

Fraction to units Finding ratio R Simplest form Percent to units Percent of different bases More than or less than Equal stage after Repeated identity Common numerator Units table

45 P6.FR.JO.21042214

Level 3 PSLE
Rael, Sam and Fred had 180 stickers altogether. Rael gave ³₁₀ of his stickers to Sam and ¹₅ of his stickers to Fred. After that, all three boys had the same number of stickers. What was the difference in the number of stickers between Sam and Fed at first?

3 m

Attempt

Fraction of a set F Addition & subtraction Internal transfer unchanged total Equal stage after Units table

46 P6.RD.TL.16010198

Level 3
Two hours ago, a stallholder started his day with some durians and apples in the ratio of 5 : 2. There were 100 apples. Some of the durians were bought by Mrs Olivia. As a result, the number of durians became ³₅ of the apples.

How many durians did the stallholder have left?
How many durians must the stallholder buy in order to have an equal number of durians and apples?

4 m

Attempt

Fraction to units Ratio to units Equal stage after Unchanged quantity Units table

47 P5.ST.JC.18121156

Level 2
Adam and Bryan have 80 stickers.
Adam has 60% as many stickers as Bryan.

How many stickers must Bryan give to Adam so that both will have the same number of stickers?
How many stickers does each of them have in the end?

3 m

Attempt

Percent to units Internal transfer Equal stage after Units table

48 P5.RD.JM.17083148

Level 3
The ratio of the amount of money Anna had to the amount of money Belle had was 6 : 7. Anna then gave ⁵₆ of her money to Belle. In the end, Belle returned $66 to Anna and they both had the same amount of money. How much money did each girl have at the beginning?

Anna
Belle

4 m

Attempt

Fraction of a whole Percent of a whole Percent to units Money Equal stage after Internal transfer Units table

49 P6.RD.JC.19082902

Level 3
Fabian, Gilbert and Henry had some marbles in the ratio of 2 : 3 : 5. Henry gave 40% of his marbles to Fabian and Gilbert. As a result, Fabian had the same number of marbles as Gilbert and Henry had 36 fewer marbles than Fabian.