Questions

From Worst to Best

321 P3.AP.JM.17102372

Level 3
The figure is made up of a triangle and a square. The perimeter of the triangle is 16 m. Find the perimeter of the figure.

3 m

Attempt

322 P6.SP.JC.21061117

Level 3 PSLE
Sherry and Cindy started cycling at the same time along a 4.5 km track. Both did not change their speeds from start to finish. Sherry cycled at 375 m/min. When she reached the end of the track, Cindy was 720 m behind her. What was Cindy's cycling speed in m/min?

3 m

Attempt

DST triangle Average speed Same starting time Distance apart Unit conversion

323 P6.AN.NK.17052102

Level 3
The figure is not drawn to scale. Find the sum of ∠FAC + ∠FBD + ∠ACF + ∠DFC.

3 m

Video Attempt

Angles sum of triangle

324 P6.SP.TL.18012258

Level 3
City A and City B is 760 km apart. At 09 00, Sunny, travelling at a constant speed, left City A for City B. At the same time, Ron set off from City B for City A at a constant speed which was 9 km/h faster than Sunny. Find Ron's speed if they met at 17 00.

3 m

Attempt

DST triangle Average speed Different starting point Same starting time Meeting point Common time More than or less than

325 P6.AN.NK.17050214

Level 3
In the figure, not drawn to scale, A and B are the centres of both circles respectively. Find ∠x.

3 m

Attempt

Circle Angles at a point Angles sum of triangle

326 P6.SP.TL.18012261

Level 3
Ron jogged while Bella walked from the same place but in opposite directions along a straight road. After 5 hours, they were 30 km apart. Ron's average speed was 1.2 km/h faster than Bella's average speed. What was Bella's average walking speed in km/h? Express the answer in decimal.

3 m

Attempt

DST triangle Average speed Same starting point Same starting time Opposite direction Distance apart Common time More than or less than

327 P5.PA.NK.23053003

Level 3
The following is made up of identical triangles. Study the pattern carefully.

Complete the table for Figure 4.
A figure number in the pattern has a total of 144 triangles. What is the figure number?

4 m

Attempt

Square Numbers Sum of consecutive Triangle

328 P6.AN.NK.17050206

Level 3
In the figure, not drawn to scale, PQR is an equilateral triangle and P is the centre of the circle. Find ∠PRS.

3 m

Attempt

Equilateral triangle Isosceles triangle Angles sum of triangle Angle properties within a circle

329 P6.SP.TL.18012256

Level 3
Allan and Maine were in a roller skating race. Allan was travelling at a constant speed of 20 km/h and they both did not change their speed. When Maine completed half of her race, Allan was 3.5 km ahead. Allan completed the race at 10.45 a.m. What time did Maine complete the race?

3 m

Attempt