Questions

From Worst to Best

471 P6.SP.TL.18012264

Level 3
A bus and a car started travelling from Town A to Town B at the same time. After 5 hours, the car reached Town B while the bus covered only ⁷₁₀ of the journey. The speed of the car was 21 km/h more than the speed of the bus. Find the speed of the bus.

3 m

Attempt

472 P6.RD.TL.16010123

Level 3
A fruit seller had apples and durians. The ratio of apples to durians was 5 : 3. After ³₄ of the apples and 38 durians were sold, there were 2 times as many apples as durians left. How many apples and durians were there at first?

4 m

Attempt

Fraction to units Ratio to units Times as many All change Units table Decimal units

473 P6.SP.TL.18012263

Level 3
Jen and David started running together along a cross country track. When David completed the track in 40 minutes, Jen had run only ⁵₈ of the track. Jen’s average speed was 75 m/min slower than David’s.

How long was the cross country track in m?
Find Jen’s average speed in m/min.

3 m

Attempt

DST triangle Average speed Different speed Same starting point Same starting time Direct ratio Common time Fraction to units More than or less than Units method

474 P6.PC.JC.21060210

Level 3 PSLE
Lynn wanted to buy a dress. She saw a red dress on sale at 10% discount and a blue dress at 20% discount. Both dresses had the same original price before the discounts. To buy the red dress, Lynn would need $3.50 more that what she had. So Lynn bought the blue dress. After that, she had $1 left.

What was the original price of the red dress?
How much money did Lynn have at first?

4 m

Attempt

F Multiplication Discount Money Units table

475 P6.RD.JC.16010136

Level 3
Tank E contained 4 times as many guppies as Tank F. When 10% of the guppies in Tank E and 10% of the guppies in Tank F were transferred to Tank G, Tank G had 120 guppies, which was 20% more guppies than before. How many less guppies were there in Tank F than Tank E in the end?

4 m

Attempt

Percent to units Percent of different bases More than or less than Times as many Branching Internal transfer Unchanged total All change Units table Decimal units

476 P6.DE.JC.17031305

Level 3 PSLE
Jade and Kylie went shopping together with a total amount of $93.90. Jade spent 2 times as much as Kylie. The amount Kylie had left was $11 more than what she had spent. She had 2 times as much money left as Jade.

How much money did Kylie spend?
How much money did Jade have at first?

4 m

Video Attempt

D 4 operations Money More than & less than Times as many All change Units table Decimal units

477 P6.RD.TL.16010163

Level 3
Cathy, Zoe and Ruth went shopping together. They brought a total of $1633 with them. Cathy spent 50% of her money. Zoe spent $224 and Ruth spent twice as much money as Cathy. In the end, they had $785 left. How much money did Zoe and Ruth have altogether in the end?

4 m

Attempt

Ratio to units Percent to units Times as many All change Units table

478 P6.FR.TL.16010113

Level 3
Mark had some pastries. ⁴₇ of them were shortbreads. The rest were scones. He sold ⁴₅ of the shortbreads and 11 scones. In the end, he had 198 pastries left. How many pastries did he sell?

3 m

Attempt

Fraction to units All change Units table Units manipulation

479 P6.RD.TL.16010126

Level 3
Queenie baked 390 cookies and cupcakes. After she gave 0.3 of the cookies and 0.4 of the cupcakes to her friends, she was left with an equal number of cookies and cupcakes. How many cookies had she left?

4 m

Video Attempt

Decimal to units Equal stage after All change Units table Units manipulation

480 P6.FR.JO.21042220

Level 3 PSLE
A box contained blue and white beads. At first, the number of blue beads was ¹₃ the number of white beads. After ¹₄ of the blue beads and ⁵₈ of the white beads were used, 75 beads were left.