Simple proportion - practice problems - page 2 of 16
Number of problems found: 318
- Mei Mei
Mei Mei bought 15 chicken wings for $28.50. If Mei Mei spent $34.20, how many chicken wings did she buy?
- Sami received
Sami received a salary of € 73.50 for 7 hours. How much would the salary have been in 8 hours?
- Flour to sugar ratio
I need 4 1/5 of flour for every 2/5 cups of sugar. How much sugar do I need for 8 cups of flour?
- Ruel cut
Ruel cut the grass on 1/5 of a hectare in an hour. How long will it take him to cut the grass on 3/4 of a hectare?
- Employees 16
There are 3 full-time employees in your office for every 5 who are part-time. If there are 25 part-time employees, how many full-time employees are there?
- The distance 3
The distance covered by car in 1 hour is 38 1/2 km. Find the distance it will cover in a) 3 1/2 hours, b) 5 hours.
- Three chefs
Let's say you have 3 Chefs that have made 14 cakes in 8 hours. Assuming they are working at the same efficiency, how many hours does it take 10 Chefs to bake 24 cakes? (Rounded to the nearest hour)
- Tractor 19
A tractor plows a field in 48 hours using a plow with 5 blades. How long will it take it to plow the same field with a plow with 6 blades of the same width, while maintaining the same tractor speed?
- Salad - delicacy
The customer paid € 1.50 for 300g of salad. How much € will he pay for 500 g of salad?
- In a forest meadow
The students planted 280 spruces and 60 pines on forest traps. Express the ratio of the number of planted pines to the number of planted spruces in the smallest possible natural numbers.
- Necessary paint
3 kg of paint is enough for 18 m² of area. How much paint is needed to paint the walls and bottom of a swimming pool with dimensions of 25 m, 15 m, and a depth of 1.5 meters? Thank you
- Books 4
A student read 30 pages in 6 days. He read 75 pages in x days. Calculate x.
- Minutes 83730
In one minute, 3 and 1 and a half liters of water flow out. How many liters of water will flow out in 2 and 1 half minutes?
- Kilogram chleba
We need 750g of flour for one kilogram of bread. How much flour do we need for 20 loaves weighing 1200 g?
- Plums 83656
From 2 kg of fresh plums, we get 400 g of dried plums. How many fresh plums do you need for 2 kg of dried?
- Tightened 83632
The key works like a lever, where one arm is the radius of the bolt, and the other is the length of the key. If key no. 12 (for screws with a diameter of 12 mm) and a length of 12 cm can be tightened with a maximum force of 100 N, what force does the wren
- Collection 83537
Nine-year-old Lucia is preparing for testing. He solves a collection of 40 tasks per day. He will need 9 days to solve all the tasks. How many days earlier would she finish if she solved 60 tasks a day?
- Families 83209
Coal for 15 families lasts 60 days. How many days will the coal last for 20 families?
- Kilograms 83204
Nine kilograms of bell metal contain 7 kg of copper, the rest of which is tin. How much copper and how much tin were used to cast five bells? Each of the two larger bells weighed 535kg, and each of the remaining three smaller ones weighed 286kg.
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