Ratio - practice for 12 year olds - page 16 of 28
Number of problems found: 560
- Andre
Andre, Thomas, and Ivan split 88 postage stamps in a 2:5:4 ratio. How much did Thomas get? - Calculate 6240
The ratio of the two natural numbers is 2: 3. The smaller number in this pair is 12. Calculate the larger A number from this pair. - Three 43
Three brothers inherited a cash amount of 62,000 and divided it among themselves in the ratio of 5:4:1. How much more is the largest share than the smallest share? - Distance 6211
On a map with a scale of 1:25 000, the distance between cities is 11 cm. What is the actual distance between cities?
- Calculate 6193
On a project with a scale of 1:250, the length of the pool is 2.00mm, and the width is 1.00mm. The depth of the pool is 1.5 m. Calculate how many hectoliters of water will fit in the pool. - Contains 6176
Does the yeast cake contain milk, yeast, sugar, and flour in a ratio of 20:4:1:15. How much sugar do we need to make 160 kg of yeast? - Produces 6170
The machine produces 2520 parts in 1 hour. How many will they make in 33 minutes? - The alley
The alley was planted with 490 trees 6 meters away. How many trees would be planted if the distance was 7.5 m? - Report 2
A School reports students to teacher ratio of 6:1. If there are 45 teachers in the school, how many students are there?
- Two discounts
The MP4 player cost 960 CZK, and the price was twice gradually reduced in the ratio of 4:3:3/2. How much did the player cost after the second discount? - Naturally 6121
The ratio of the two natural numbers is 2:3. The smaller natural number from this pair is 12. Calculate the larger. - Cuboid
The sum of the lengths of the three edges of the cuboid that originate from one vertex is 210 cm. The edge length ratio is 7: 5: 3. Calculate the length of the edges. - Minutes 6071
What is the angle of the big hand of the watch in 20 minutes? - Consumption 6068
In two months, the Novák family consumed 624 kWh of electricity during the day and 3018 kWh at night. How much kWh of electricity will the Novák family consume now in two months at the daily rate, and how much at the night rate if they decide to reduce co
- Traveling 6067
A car traveling at 75 km/h will drive from place A to place B in 3/4 hours. How long does it take for a cyclist to get there at a speed of 25 km/h? - Electric energy
There are 875 identical light bulbs in the sports hall lighting for 2 hours. How long does the same amount of electricity consume 100 such bulbs? - Seedlings 6051
A forest nursery needs an area of 1.25 square meters per pine seedling. How many pine seedlings are planted in an area of 9 acres? - Capacity 5999
The tank is filled in 1 hour and 12 minutes with a pump with a capacity of 25 l/s. How long does filling the tank with a 20 l / s pump take? - Dependence 5997
Sound travels in the air at a speed of 330 m/s. Build a table of the dependence of the distance that the sound travels in a given time (for 1 to 10s, one second at a time). Write the equation of the relevant dependence.
Do you have homework that you need help solving? Ask a question, and we will try to solve it.