Grade - math word problems - page 751 of 945
Number of problems found: 18898
- Rectangle 4077
We cut the largest possible circle from a paper rectangle with 25 cm and 15 cm sides. How many % of the area of the rectangle is the area of the circle? - Simple equation
Solve for x: 3(x + 2) = x - 18 - Efficiency 4073
Determine the efficiency of a vacuum cleaner with a power input of 1.2 kW when the suction power is 360 W. - Together 4071
A family of four saves. The father saved 530 CZK per month, the mother 230 CZK less than the father, Tomáš 275 CZK less than the mother, and Jana 20 CZK more than Tomáš. How much CZK did the family save together in 1 year? - Speed reader
Petr reads 12 pages of the book in 1 hour. Express a fraction of what part of the book it will read in 5 hours if it has 280 pages. - Efficiency
What is the power output of a kettle 2 kW with an efficiency of 90%? - Two-quarters 4068
The theatrical performance began at 7:30 PM and lasted two-quarters of an hour with one 20-minute break. What time did the show end? - Performance 4067
Twenty students will plant 1,200 trees in 4 hours. How many students do you need to plant 2100 trees in 3 hours at the same performance? - Poplars 4066
Poplar alley is 300 m long, and the trees are 6 m apart. How many poplars are in one row? - In fractions
An ant climbs 2/5 of the pole in the first hour and climbs 1/4 of the pole in the next hour. What part of the pole does the ant climb in two hours? - Plane II
A plane flew 50 km on a bearing of 63°20' and then flew in the direction of 153°20' for 140km. Find the distance between the starting point and the ending point. - Book
Jitka read a book that has 180 pages on holidays. In the first week, read 45 pages. She read 15 pages more in the second week than in the first. How many pages are left to read it yet? - Departed 4061
By evening, 26 planes had arrived at Orange Airport, and 39 departed. In the evening, there were 54 at Orange Airport. How many planes were there at Orange Airport in the morning? - Simple equation
Solve the following simple equation: 2. (4x + 3) = 2-5. (1-x) - Value
Find the value of the expression: 6!·10-3 - Garden
A Garden with an area of 800 square meters rained 3 mm of water. How many 10-liter cans of water are needed for the same irrigation? - Determine 4057
Determine the sum of the square roots of the number 12. - Determine 4056
Determine x if 3^x: 3²996 = 81 - Equation 4055
Solve the equation and perform the test: a) 3 (5-2x) + 5x = 5 -3 (x -1) b) 2 (4y + 3) -3 = 2 - 5 (1 - y) - Centimeters 4054
Find the surface of the cylinder if its diameter is 12 centimeters and its height is 9 centimeters.
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