Progress tracking tools for students FREE Video Lesson Worth $20! 10,000 Math Questions From P1 to P6! Access 300 Hours of Video Explanations! Video Tutorials to Tough PSLE Questions! Step-by-step worked solutions
Primary 6 Problem Sums/Word Problems - Try FREE
- Attempting as Guest
- Attempt Mode: Attempt All Chapter Questions
Question 1 of 3
Need dedicated, 1-1 help?
PSLE A* 2020 1-1 Tuition By Mr SingaporeMathGuru Results Guaranteed!*
Click here to learn more
The number of buses travelling on route A to the number of buses travelling on route B is in the ratio 1:3.
The number of buses on route A was increased by 80%.
(a) By what percentage must the number of buses on route B be decreased so that the same number of buses run on both routes?
(b) If the number of buses on route A increased by 500% from the original amount instead, by what percentage must the number of buses on route B be increased so that there are 20% more buses on route B than on route A?
Notes to students:
- If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12