Physical quantity - math word problems - page 154 of 347
Number of problems found: 6930
- Worker production function
The worker's daily production after t weeks is given by the function Q (t) = 50-2.7-0.4t. What will be its products in five weeks? - Salary ratio change
They changed my mother's original salary to 750 euros in a 6:5 ratio. How many euros is he earning now? - Age ratio
Janko is 14 years old. The age ratio of Janka and Zuzka is 2:3. What was the ratio seven years ago? - Water Lilies Pond Coverage
The surface of the pond is covered with water lilies so that the area covered by water lilies doubles per day. On the thirtieth day, the surface was full of water lilies. On how many days was half of the pond covered with water lilies? - Percentage conversion
When 17.2 kg is 94.9332%, how much kg is 66%? - Break percentage
Students have classes from 8:00 to 12:30. One 15-minute break and three 10-minute breaks between lessons. What percentage of teaching is breaking? - Alcohol density
4.8g / l a) what is mg / l b) What is per mille if the density of alcohol is 80% of the density of blood (water)? - Mushroom water
A fresh mushroom weighs 8 kg. After drying, it weighed 96 dag. What percentage of water do fresh mushrooms contain? - Dried apples
57 kg of 3q red apples is dried. How many dried apples do we get from 60 kg of fresh apples? - Sweater discount
The sweater was reinforced from 850kc to 340kc. How many percents were merged? - Dress double discount
Dresses that initially cost 100 € after a double discount of 10% subsequently increased in price by 20%. How much did they cost? - Meat portion preparation
You need to prepare 450 g of meat for four servings. It will determine how many grams of meat need to be prepared if we are preparing three more portions. - Coffee weight price
Half a kg of coffee costs CZK 124. Calculate how many crowns you will pay for 3/4 kg of this coffee. - Paper tree saving
People must collect twenty-five tons of waste paper to save 160 trees. How many kilograms of paper must be collected to save 32 trees? - Baking 5
Baking 120 kg of bread requires 87 kg of flour. How many kilograms of flour will be needed to bake 400 kg of bread? - The printer
A total of 6 pieces of book covers were printed in 0.12 hours. Each piece of the book cover was published in equal time. Calculate the time, in hours, to print 30 book covers. - Suppose 2
Suppose that the half-life of a substance is 250 years. If there were initially 100 g of the substance, a. Give an exponential model for the situation b. How much will remain after 500 years? - 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? - Eight masons
Eight masons will plaster a wall with an area of 1440 m² in 9 days. They work 8 hours a day. How much area will plaster six masons in 4 hours? - Winery
The wine processing plant sold 8/15 of its total wine production to the domestic market and 2/7 to foreign the rest of the wine. How many percents are still in stock?
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