Grade - math word problems - page 534 of 950
Number of problems found: 18985
- Kilowatt-hours
If the Lewis family used 648 kilowatt-hours of electricity in 12 days at the same usage rate, how many kilowatt-hours should they use in 24 days? - Rectangular 10971
Mr. Novotny's rectangular garden measures 35m and 27m. Mr. Sovák's square is 29 m long. Who uses more netting to fence their garden, and how much? - Voltmeter range
We have a voltmeter which, in the original set, measures voltage to 10V. Calculate the size of the ballast resistor for this voltmeter if we want to measure the voltage up to 50V. Voltmeter's internal resistance is 2 kiloohm/Volt. - Braille 10951
Milota, who is blind, read a book in Braille. So far, she has read a quarter. The book has a total of 120 pages. How many pages did Milota read from the book? - Measures 10941
The city plan has a scale of 1:1500. Find the actual length of the bridge, which measures 1.1 cm on this plan. - Math test
In mathematics, there were 25 problems of three kinds: light 2 points, medium 3 points, and heavy 5 points, and the best score was 84 points. How many points did Jane have when she solved all the easy examples, half of the medium, and one-third of the dif - Car down
Sarah buys a car costing $12,500. It depreciates value by 8% in the first year, 10% in the second year, and 5% in the third year. Calculate the value of a car after the third year. - In center
What number lies in the center between a quarter of a fifth and a half of a third on the number axis? - The machine
The machine works 7 hours daily and produces 1 part in 5 minutes. How many parts will it produce in 1 hour? How many parts will it produce in 1 day? - Centimeters 10881
Calculate the perimeter of a square if its area is 6.25 square centimeters. - Wall and body diagonals
Calculate the lengths of the wall and body diagonals of the cuboid with edge dimensions of 0.5 m, 1 m, and 2 m - Tetrahedral pyramid
A regular tetrahedral pyramid is given. Base edge length a = 6.5 cm, side edge s = 7.5 cm. Calculate the volume and the area of its face (side area). - Alien ship
The alien ship has the shape of a sphere with a radius of r = 3000m, and its crew needs the ship to carry the collected research material in a cuboid box with a square base. Determine the length of the base and (and height h) so that the box has the large - Calculate
Calculate the square area if its perimeter is 14dm. - Measuring 10831
How many euros will we pay for paving a yard measuring 200 meters and 50 meters if 10 square meters of tiles cost 9.50? - Two chords
Calculate the length of chord AB and perpendicular chord BC to the circle if AB is 4 cm from the circle's center and BC 8 cm from the center. - Angles of elevation
From points A and B on level ground, the angles of elevation of the top of a building are 25° and 37°, respectively. If |AB| = 57m, calculate, to the nearest meter, the distances of the top of the building from A and B if they are both on the same side of - Coal mine
The towing wheel has a diameter of 1.7 meters. How many meters does the elevator cage lower when the wheel turns 32 times? - Bike ride Marek rode a bike ride. In an hour, John followed him on the same route by car at an average speed of 72 km/h, and in 20 minutes, he drove him. Will he determine the length Marek took before John caught up with him, and at what speed did Marek drive?
- Pupils 10781
Of the 660 pupils at the school, 60% are girls. 25% of girls go to grade 7. How many school girls go to 7th grade
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