Comparing - math word problems - page 22 of 29
Number of problems found: 568
- Density 7257
Can a boy lift a 75 kg rock from the bottom of a pond if we assume he will raise a 50 kg rock in the dry? The density of stone is 2500 kg/m3, and the density of water is 1000 kg/m3
- Volumes 7252
The block and the cube have the same volumes of 512 cm3, and the block has edge lengths of b = 6.4 cm and c = 10 cm. Can a cube and a block have the same edge length?
- Precious metals
From 2006-2009, the value of precious metals changed rapidly. The data in the following table represent the total rate of return (in percentage) for platinum, gold, and silver from 2006 through 2009: Year Platinum Gold Silver 2009 62.7 25.0 56.8 2008 -41.
- Discounted tents
The tent cost the same everywhere. During the autumn discounts, tents were also discounted. The tent is now discounted by CZK 280 in one store and by CZK 360 in another. In which store is it cheaper and by how much? Do you need to know the price of the te
- Definitely 7179
Ivan and Mirka shared pears in the mission. Ivan always takes two pears, and Mirka takes half of what remains in the mission. Thus, Ivan, Mirka, Ivan, Mirka, and finally Ivan, who took the last two pears, took them away. Definitely. Who had more pears, in
- Paper box
Calculate whether 11 dm² of paper is sufficient for gluing a box without a lid with bottom dimensions of 2 dm 15 cm and 12 cm high. Write result as: 0 = No, 1 = Yes
- Microorganisms
The first generation of microorganisms has a population of 13500 members. Each subsequent generation is 11/10 times the previous one. Find out how many generations will reach at least three times members of the first generation.
- Playstation
Anton wants to cover the cover for the game on the Playstation with the original paper. The cover is shaped like a block measuring 13 cm × 17 cm × 15 cm. Anton bought 0.35 m² of silver paper. Will the paper be enough to cover the cover? (1 = Yes, 0 = No)
- Aquarium 7098
The zoo has an aquarium with a length of 2.5 m, a width of 1.5 m, and a depth of 2 m. The water reaches 3/4 of the height of the aquarium. Can we put a 2 m³ stone in the aquarium without the water spilling out of the aquarium? (1=Yes, 0=No)
- Greater 7066
Which number is greater than 2/3 of 19 or 4/5 of 18? (type 1 or 2)
- Car crash
A car crash occurred on the road with a maximum permitted speed of 60 km/h. From the length of the vehicle's braking distance, which was 40 m, the police investigated whether the driver did not exceed that speed. What is the conclusion of the police, assu
- According 7038
When students are ranked according to height, Katka is 12th Front and 17th Back. How many children are in the class?
- Kocourkov 7007
The train will run from Kockov to Drakov in 2 hours and 40 minutes, from Oslice to Kocourkov in 180 minutes, and from Kocourkov to Mokrov in 2 hours and 30 minutes. Which route will the train travel in the shortest and which in the longest time?
- Josef 6988
Josef had three balls less than Jan. They bet ten balls, and Josef won. Who has more balls now?
- Summer tires
Three tire servants must change the summer tires on six cars in 2 hours. Mark's replacement would take 4.5 hours, Jirka would do it in 3 hours and 10 minutes, and Honza in 4 hours. Will they be able to replace all tires at the desired time?
- Integers 6915
Which even integers are greater than -1 1/4 and less than 7 1/4? The mark is on the number axis.
- Three-shelf 6908
The boys at school were tasked with drawing a snake according to the assignment, each snake consists of several shelves. Michal had to build a snake from 5 three-shelf parts, Adam from 4 four-shelf parts, and Andrew from 7 two-shelf parts. Did the snake h
- Integer
Find the integer whose distance on the numerical axis from number 1 is two times smaller than the distance from number 6.
- Comparing and sorting
Arrange in descending order these fractions: 2/7, 7/10 & 1/2
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