Direct relationship + simple proportion - practice problems
Number of problems found: 72
- A pack
A pack of 8 sports drink costs $5. How much would it cost to buy 72 sports drinks?
- Sack of rice
A 50-kilogram sack of rice has a price ₱1 750. How much do you pay if you only buy 35 kilograms of it?
- Direct proportion
y varies directly as x and y=32 when x=4. Find the constant of variation.
- The cost 4
The cost to tile a floor that measures 7 x 6 square feet is $ 2,100. How much will it cost to tile a floor that measures 11 x 13 square feet?
- Volleyball 2
In a volleyball game, Michael made 4 shots in 8 tries. At this rate, how many shots can he make in 12 tries?
- Earnings 2
Trina's paycheck earnings varies directly as the number of hours she works. If she works 19 hours and earns 187.15 pesos, what should she earn if she worked 40 hours?
- Oil crisis
A car runs 16 km using 1 litre of petrol. How much distance will it cover using 2 3/4 litres of petrol?
- If Jada
If Jada read 75 pages in four hours how long would it take her to read it 250 pages?
Three people pick strawberries from 48 rows in 8 hours. How many hours do five people need to pick strawberries from 20 rows?
- The bricklayer
The bricklayer built a six-meter base of the fence in 3 hours. How long does it take to build a 14 m long base?
- Clothes 4
If the cost of 16.5 metres of cloth is ₹2,062.50 then find the cost of 24.75 metres of clothes
- Petrol as fuel
A car can travel 480 miles on a full tank of petrol. The tank holds 60 litres. The fuel gauge shows there are 15 litres left in the tank. How many more miles can the car travel before it runs out of petrol?
- Mushroom risotto
630g of rice is needed to prepare mushroom risotto for four people. How many boxes of 500g rice do you have to buy to prepare risotto for 17 people?
- Book reading
Susan thought, "If I read 15 pages a day, I will read the whole book in 8 days. “How many pages would she have to read a day if she wanted to finish the book on the 6th day from the start of reading? And how many pages does the book have?
- Mr. Ben
Mr. Ben drives bricks to the construction site. If he drove three times a day, he would make bricks in 8 days. How many times a day would he go every day to be done 2 days earlier?
- Everyone drinks the same
24 bricklayers drink 72 beverage bottles a day at the construction site. How many bottles would 19 bricklayers need? Everyone drinks the same.
- Olive seeds
5 kg of oil is pressed from 100 kg of seeds. How many kgs of seeds do we need to produce 85 kg of oil?
- A family
A family of four consumes 220 liters of water a day. How many hectoliters of water are consumed by 68 tenants per day?
If I read 15 pages a day, I will read the whole book in 18 days. How long will it take to read a book if I only read 9 pages every day?
- Book reading
Suzan reads a book. If she read half an hour a day, she would read it in nine days. How many minutes does he have to read a day if he wants to read it three days earlier?
Direct relationship - practice problems. Simple proportion - practice problems.