Mass + inverse relationship - practice problems - page 2 of 3
Number of problems found: 53
- Drying
The raw wood beam weighs 85 kg. It is calculated that drying will reduce its weight in a ratio of 5:6. What will be the weight of this beam after drying? - Plums
By drying 3 kg of fresh plums, we obtained 750 g of dried plums. How many kilograms of fresh plums need to be dried if we want 1.5 kg of dried plums? - Apples 20043
From 10 kg of fresh apples, we get 1.25 kg of dried. How many kg of fresh do we need per 10 kg of dried? - Consumption 18743
With the consumption of 0.4 t of coal per day, the supply lasts for 36 days. How many days will the supply be enough if 16 kg of coal is used less daily? - Approximately 18733
Last year, Mirek's aunt dried 4.8 kg of fallen apples from 30 kilograms of fallen apples. This year he wants to dry the crosses from 50 kilograms of apples. Approximately how many kg will he gain? - Fifteen 18403
Fifteen ants bring 10 g of food to the anthill in 1 hour. In how many hours will five ants carry 1 kg of food? - Milk2cheese
From 40 liters of milk is produced 8 kg of cheese. How many liters of milk are needed to produce 2 kg of cheese? - The bakery
The bakery baked 325 cakes from 25kg flour. How many kilograms of flour do they need to bake 195 pieces of such cakes? - Available 7968
Michal is a hare breeder. He knows that seven hares will eat 98 doses of food in 7 days. How many must equal doses of food be available to have enough for six days for five hares? - Sugar production
From 1 ton of beet, 150 kg of sugar is produced. 450 kg of lime is consumed to clean 1 ton of sugar. Calculate how many kgs of lime are consumed when processing 1 ton of sugar beet. - Calculate 7102
The combine harvester 51.52 t of wheat from 18.4 ha. a) calculate the yield per hectare. b) What field area would the farmer have to harvest 350 tonnes at the same yield? - Apples
The school kitchen bought 36kg apples for 12 kc/kg. How many kilograms of apples 1/4 cheaper can they buy for the same money? - Supermarket
In a local supermarket, 3/5 kilograms of squid cost 156.00. How do 4 kilograms of squid cost? - Blueberries 5961
One and a half kg of blueberries costs 90 CZK. How many crowns does 2 kg of blueberries cost? - Pellets
One pallet of pellets costs 5040 without VAT. One pallet weighs 1050 kg. How much do 1-ton costs? - Grapefruits 5616
Nine oranges weigh as much as six grapefruits. One grapefruit weighs 300g. How much does one orange weigh? - Contains 5566
100g of yogurt contains 150mg of calcium. How many kg of yogurt would we have to eat to meet the daily dose of calcium 1000mg? - Kilo candy
One kilogram of chocolate candy costs 10 euros. Kate bought 250 grams and had the eight-pack of candy. How much does one bonbon cost? - Baker
The baker needs 10 kg of flour to make 12 kg of dough. How much flour does he need to make a 100 kg dough? - Sea water
One tonne of seawater contains 25 kg of salt. How many tonnes of seawater needs to be evaporated to obtain 1 tonne of salt?
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