Form 1 Mathematics Chapter 4 Ratios, Rates, Proportions

In a test, the marks obtained by three students, Ali, Ze Kai and Yong Sheng are in the ratio of 3 : 5 : 8. Yong Sheng obtained 10 marks more than Ali. Calculate the total marks obtained by the three students. (CL mid-term 2019)

Box A has 20 red beads, Box B has x blue beads and Box C has y green beads. The ratio of the number of red beads to blue beads to green beads is 2 : 5 : 3. When z number of blue beads and w number of green beads is added, the new ratio is 2 : 6 : 5. Find the value of w, x, y and z. (CL mid-term 2019)

In a test, the ratio of Anne’s marks to Visu’s marks is 4 : 5 whereas the ratio of Nabila’s marks to Anne’s mark is 3 : 2.  Find the ratio of Anne’s marks to Visu’s marks to Nabila’s marks. (CL mid-term 2018)

Given p : q : r = 11 : 3 : 5 and p – r = 24, find the value of p + q + r. (CL mid-term 2018)

A salesman is paid RM 50 per day and a commission of 10% from his total sales. If he is paid a total of RM 106 on a certain day, find his total sales on that day by applying the concept of proportion. (CL mid-term 2018)

A watch with an original price of RM 125 is sold at 30 % discount in a shop. The same watch is sold online at the original price of RM 120 and the customers are given 25 % discount. By applying the concept of proportions, determine which one is the better choice for buying the watch. Justify your choice. (CL end-term 2018)

The money donated by Sam, Alex and Kelly is in the ratio of 2 : 5 : 8. The difference in the amount donated by Sam and Alex is RM 15. What is the amount donated by Kelly? (CL mid-term 2017)

The masses of parcel P and parcel Q are 1.2 kg and 1.5 kg respectively. The ratio of the masses of parcel Q to parcel R is 2 : 1. Find the ratio of the masses of parcel P to parcel Q to parcel R. (CL mid-term 2017)

1320 apples are distributed to three fruit stalls, P, Q and R in the ratio 4 : 5 : m. If the total number of apples received by fruit stalls P and Q is 990, find the value of m. (CL mid-term 2017)

The price of a Mathematics book and a Science book are in the ratio of 5 : 3. The Mathematics book costs RM 10 more than the Science book. Find the price of the Science book. (CL mid-term 2017)