Level 3
The table shows the time taken by Harold to run 100 metres during his training sessions.
After 5 attempts Harold wanted to improve his average time taken by 0.5 seconds by running faster in the 6th attempt. How fast should he run in the 6th attempt in order for him to make the improvement?
Level 3
The table shows the time taken by Harold to run 100 metres during his training sessions.
After 5 attempts Harold wanted to improve his average time taken by 0.5 seconds by running faster in the 6th attempt. How fast should he run in the 6th attempt in order for him to make the improvement?
Level 2
Amelia did a practice paper. She spent 3000 seconds to complete all the 32 questions. She spent a total of 840 seconds on the first 12 questions. She then spent an equal amount of time on each of the remaining questions. How much time did she spend on each of the remaining questions?
Level 2
The table shows how much a shop charges a customer for renting a pair of rollerblades.
Ms Chan paid $26 for renting a pair of rollerblades starting from 09 00. What would be the latest time she must return the pair of rollerblades to the shop?
Level 2
The table shows how much a shop charges a customer for renting a pair of rollerblades.
Ms Chan paid $26 for renting a pair of rollerblades starting from 09 00. What would be the latest time she must return the pair of rollerblades to the shop?
Level 2
From January to August last year, Sherrie read an average number of 7.5 story books per month. She did not read any story books in the next 4 months. On the average, how many story books did she read per month last year?
Level 1
The bar graph shows the average daily temperature experienced by Country A in a week. What was the difference in the highest and lowest average daily temperatures in that week?
Level 1
The bar graph shows the average daily temperature experienced by Country A in a week. What was the difference in the highest and lowest average daily temperatures in that week?
Level 3
An empty tank measures 50 cm by 20 cm by 35 cm. Water flows into the tank from Tap A at a rate of 25 ℓ per minute. At the same time, water drains from the tank from Tap B at a rate of 18 ℓ per minute. How long would it take to completely fill the tank?
Level 3
An empty tank measures 50 cm by 20 cm by 35 cm. Water flows into the tank from Tap A at a rate of 25 ℓ per minute. At the same time, water drains from the tank from Tap B at a rate of 18 ℓ per minute. How long would it take to completely fill the tank?
Level 2
The bar graph shows the number of patients visiting a clinic during a period of time. The average number of patients visiting the clinic is 8 patients per hour.
Which date is most probably a Sunday?
What is the total number of patients visiting the clinic from 8 October to 12 October?
Level 2
The bar graph shows the number of patients visiting a clinic during a period of time. The average number of patients visiting the clinic is 8 patients per hour.
Which date is most probably a Sunday?
What is the total number of patients visiting the clinic from 8 October to 12 October?
Level 3
A departmental store had 120 kettles for sale during a 7-day period. The line graph shows the number of kettles left unsold at the end of each day. The number of kettles left unsold at the end of Day 7 was not shown.
On which day (from Day 1 to Day 7), was the greatest number of kettles sold? Give your answer in number. (Eg 1)
The average number of kettles sold for the last three days was 14. How many kettles were sold on Day 7?
Level 3
A departmental store had 120 kettles for sale during a 7-day period. The line graph shows the number of kettles left unsold at the end of each day. The number of kettles left unsold at the end of Day 7 was not shown.
On which day (from Day 1 to Day 7), was the greatest number of kettles sold? Give your answer in number. (Eg 1)
The average number of kettles sold for the last three days was 14. How many kettles were sold on Day 7?
Level 3 The table shows the time taken by 4 participants in a race. All the times recorded are in whole numbers. Some of the time recorded were blocked by an ink drop. The average time taken by the 4 participants was 60 seconds. The difference between the time taken by Gabriel and Owen was 2 seconds. Find the shortest possible time taken by Fred.
Level 3 The table shows the time taken by 4 participants in a race. All the times recorded are in whole numbers. Some of the time recorded were blocked by an ink drop. The average time taken by the 4 participants was 60 seconds. The difference between the time taken by Gabriel and Owen was 2 seconds. Find the shortest possible time taken by Fred.
Level 3
Sam and Bryan are asked to give out the same number of leaflets. Sam can give out the leaflets in 9 hours while Bryan can give out the leaflets in 6 hours. Both workers started giving out the leaflets at the same time for 5 hours. After 5 hours, Sam gave out 180 leaflets. How many leaflets can Bryan give out in 5 hours?
Level 3
Mr Gopi uses two pipes to fill a pool. The first pipe can fill the pool in 6 h. The second pipe can fill the pool in 8 h. Two house after both pipes are turned on, Mr Thomas accidentally opens the pipe which can drain the pool completely in 12 h. With the 3rd pipe now remained open, what is the total time taken by Mr Gopi to fill the pool completely? Express your answer in h.
Level 3
At first, 13 of Container B was filled with water and Container C was empty. Then, both taps were turned on at the same time and water from both taps flowed at the same rate of 2.2 litres per minute. Both taps were turned off immediately when Container B was filled to the brim.
How much water was there in Container B at first?
How long did it take for the water from the tap to fill Container B to the brim?
What fraction of Container C was filled with water in the end? Give your answer in the simplest form.
Level 3
At first, 13 of Container B was filled with water and Container C was empty. Then, both taps were turned on at the same time and water from both taps flowed at the same rate of 2.2 litres per minute. Both taps were turned off immediately when Container B was filled to the brim.
How much water was there in Container B at first?
How long did it take for the water from the tap to fill Container B to the brim?
What fraction of Container C was filled with water in the end? Give your answer in the simplest form.
