Rounding - math word problems - page 14 of 25
Number of problems found: 493
- Tiles
The rectangular floor of the 6 x 1.8 m dimensions is to be covered with 50 cm square tiles. How many tiles will be needed?
- A loan
A loan of $944 is charged simple interest at an annual rate of 8.1%. How much money is owed 14 months after the loan was made?
- Tablecloths
The restaurant has sixty-two square tablecloths with a side length of 150 cm and 36 rectangular tablecloths with dimensions of 140 cm and 160 cm. A) How many meters of hemming ribbon will be needed if we add 50 cm to each tablecloth? B) The ribbon sale in
- Paint cans
How many paint cans are needed to paint the floor in two rooms measuring 6.8m x 4.5m and 6m x 3.8 m? One can cover 6 m².
- The tax
The tax per gallon of gasoline in California is $0.477. If you fill your gasoline tank with 14.4 gallons in California, how much will you pay in taxes? Round to the nearest cent.
- Cheops pyramid
The Pyramid of Cheops is a pyramid with a square base with a side of 233 m and a height of 146.6 m. It is made from limestone with a density of 2.7 g/cm³. Calculate the amount of stone in tons. How many trains with 30 twenty-ton wagons carry the stone?
- Five-liter 11431
How many five-liter buckets will empty the pool measuring 2.4m and 2.8m, and 1.4m deep?
- Folding table
The folding kitchen table is rectangular with an area of 168dm² (side and is 14 dm long). If necessary, it can be enlarged by sliding two semi-circular plates (at sides b). How much percent will the table area increase? The result round to one-hundredths.
- 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
- Video game
Nicole is playing a video game where each round lasts 7/12 an hour. She has scheduled 3 3/4 hours to play the game. How many rounds can Nicole play?
- Seven numbers
Write seven 4-digit numbers divisible by three and at the same time by 4.
- Circumference 9811
Kristýna chose a certain odd natural number divisible by three. Jakub and David then examined triangles with a circumference in millimeters equal to the number selected by Kristýna and whose sides have lengths in millimeters expressed by different integer
- Concrete curb
The concrete curb has a width of 20 cm at the bottom and 15 cm at the top. It is 20cm tall. Its length is 80 cm. The density of concrete is p=2100kg/m³. How many can Mr. Havlík load on a trailer for a car if the trailer has a load capacity of 400 kg?
- Chester
Chester has a piece of wood measuring 1 2/3 cm. He needs to cut it into pieces measuring 3/4 cm long. How many pieces of wood did Chester cut?
- Calculate 8325
Calculate the area of a circular section given by an angle of 220 degrees if the circle's radius is 20cm. Round the result to cm2
- Seven workers
Seven workers clear the glade in 22 hours. How many workers would be needed to complete the task in 8 hours?
- Curiosity factor
A blogger starts a new website. Initially, the number of traffic was 293 due to their curiosity factor. The business owner estimated that the traffic would increase by 2,6% per week. What will be the number of it in week 5?
- Masquerade ball
Marie wants to make a cone-shaped witch's hat for a masquerade ball. How much material will it need if it counts on an annular rim with diameters of 28cm and 44cm? The hat side length is 30cm. Add 5% of the material to the bust. Round to cm².
- Isosceles triangle 8
If the rate of the sides of an isosceles triangle is 7:6:7, find the base angle correct to the nearest degree.
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