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
Your questions answered, explained
e.g. straight line,distance,algebra
showing results for "rate" difficulty: [ALL]
Town X has a population of 248 people and Town Y has a population of 908 people. Some of the people from Town Y migrated to Town X to find work. As a result, the two towns have the same population now. Find the population of each town now.
The number of boys in a theatre is between 50 to 100. If they get into groups 8, 7 boys will be left out. If they get into groups of 6, 3 boys will be left out. Find the possible number of boys in the theatre. (Note to students: Separate your possible answers with a comma)
A dairy farm had a fleet of 20 vans delivering milk to a city. One morning, 4 of the vans broke down and were unable to make deliveries. Hence, each of the other vans had to deliver 10 extra crates each. How many crates of milk were delivered altogether?
A certain kind of juice is prepared by mixing concentrated fruit syrup and water in the ratio 2 : 7. If 180 litres more water than the fruit syrup was used to make some juice, what is the amount of fruit syrup that was used?
Two monkeys, monkey A and monkey B pluck apples from tree A and tree B respectively. If monkey A plucks apples at a rate of 28 apples per minute and monkey B plucks apples at a rate of 7 apples per minute, there would still be 89 apples left on tree A by the time all the apples on tree B are plucked. If monkey B plucks apples at a rate of 28 apples a minute and monkey A plucks apples at a rate of 7 apples a minute, there would still be 404 apples left on tree A by the t ...
There were a total of 9556 people in village X and village Y. In search of better living conditions, `5/9` of the people from village X and 700 people from village Y migrated to the city. As a result, the ratio of the number of people in village Y to the number of people in village X became 6 : 11 What was the ratio of the number of people in village Y to the number of people in village X at first? ...
Mike saved $500 each month last year. This year, he increases his monthly savings by 25%. (a) How much is Mike's monthly savings this year? (b) At this rate, how long will it take Mike to save enough to buy a car which cost $15000? Notes to student: If the questi ...
In a neighbouring forest, there are 900 trees. 25% of them are Pine trees. 40% of the trees are Oakwood trees. 69 trees are Eucalyptus trees. The rest are Mahogany trees. (a) How many Mahogany trees are there in the forest? (b) A conservation expert found an error in the above statistics. ...
The total number of pineapples in a basket and box was 645 in the morning. In the afternoon, 225 pineapples from the box and `1/6` of the pineapples from the basket were sold. In the end, the ratio of the number of pineapples in the basket to that in the box became 1:3. (a) Find the initial number of pineapples in the box. (b) A crate can contain 65% more pineapples than the numb ...