# Grade - math word problems

#### Number of examples found: 5336

- Air mass

What is the weight of the air in a classroom with dimensions 10 m × 10 m × 2.7 m ? The air density is 1.293 kg/m^{3}. - A cloth

There are flower cloth 495 meters, white cloth 330 meters. What is the percentage of white cloth? How much is white cloth less than flower cloth? - Doug biked

Doug biked 5 1/4 miles in 3/4 of an hour. What is his average speed? - Two rectangles 2

A square of area 36 cm^{2}is cut out to make two rectangles. A and B The area of area A to area B is 2 : 1 Find the dimensions of rectangles A and B. - Red diplomas

He numbers of students with honors in 2013 and 2014 are in ratio 40:49. How big is the year-on-year percentage increase? - Coordinates of vector

Determine the coordinate of a vector u=CD if C(19;-7) and D(-16;-5) - Perpendicular prism

Calculate the volume of the perpendicular prism if its height is 60.8 cm and the base is a rectangular triangle with 40.4 cm and 43 cm legs. - Cube cut

The cube ABCDA'B'C'D ' has an edge of 12cm. Calculate the area of diagonal cut B DD'B '. - Ruler and compass

Use a ruler and compass to construct a triangle ABC with AB 5cm BAC 60° and ACB 45°. - Ladder slope

What is the slope of a ladder 6.2 m long and 5.12 m in height. - Ten fractions

Write ten fractions between 1/3 and 2/3 - Mow the lawn

Dano would mow the lawn in 12 hours and Milada in 16 hours. How long will take the lawn mow together? - Garden

The garden grows 312 roses and 389 tulips. Which flowers are more? How many? - Midnight

How many hours are, if the time that elapsed since 8:00 is 2/5 of the time that will past till midnight? - After 16 years

After 16 years will Dana be five times older as she was four years ago. After how many years will Dana celebrate her 16th birthday? - Scale of the map

Determine the scale of the map if the actual distance between A and B is 720 km and distance on the map is 20 cm. - Sequence - 5 members

Write first five members of the sequence ? - Motor oil

30 liters of oil cost 28.80 Euros. How much cost a liter? - Equation with abs value

How many solutions has the equation ? in the real numbers? - Fence

How many meters of fencing it is required to purchase if our garden is rectangular measuring 20 m and 180 dm.

Do you have an interesting mathematical word problem that you can't solve it? Submit a math problem, and we can try to solve it.