# Math word problems

Mathematical word problems allow you to practice your knowledge of mathematics in tasks of everyday life. Examples train understanding, translation into the mathematical language (eg, equations), solve it, check the accuracy and solution discussion.

Choose a topic you want to calculate and improve in.

Choose a topic you want to calculate and improve in.

550body volume

347surface area

257cuboid

169prism

161cylinder

158cube

93sphere

87pyramid

77cone

18frustum

1329equation

183divisibility

66sets

116probability

23power

117mean

447division

258adding

254subtracting

233square root

114rounding

100comparing

798time

718length

670volume

494angle

454money

346mass

329velocity

317area

110density

45energy

1011triangle

416circle

343perimeter

299rectangle

231square

207diagonal

120trapezoid

90polygon

84rhombus

39chord

18rhomboid

17annulus

themes, topics

225common work

80line

49vector

857reason

620percentages

580fractions

503ratio

35per mil

29minimum

27maximum

13modulo

83integers

135sine

125cosine

120tangent

26arcsine

### From our database of math word problems and examples we offer:

- Coil as a girl

The electrical resistance of the copper wire coil is 2.0 ohms. What current runs through the coil when the voltage between the terminals is 3.0 V? - Three workers

Three workers got paid for work. First earn € 50, the second € 100 and third € 60. For further work should receive together € 735. How do you divide that amount in order to be distributed in the same proportion as the first job? - Circle and angle

What is the length of the arc of a circle with radius r = 207 mm with cental angle 5.33 rad? - Climb

For horizontal distance 4.2 km road rise by 6.3 m. Calculate the road pitch in ‰ (permille, parts per thousand). - Carbon dioxide

Calculate how many grams of oxygen are in 50 g of carbon dioxide CO_{2}. Relative atomic mass of oxygen is 16 and of carbon is 12. - Lampshade

The cone-shaped lampshade has a diameter of 30 cm and a height of 10 cm. How many cm^{2}of material will we need when we 10% is waste? - Coins

On coins found was stated that from the year 87 BC. It is right? - Three-day trip

The cyclist on three-day trip travel 30% of the total route on the first day, 3/5 of the rest on the second day and 35 km on the third day. How many kilometers did travel cyclists each day and how many? - Basen

How many square meters of tiles we need to tile the walls and floor of the pool 15 meters long, six meters wide and two meters?deep - 1 page

1 page is torn from the book. The sum of the page numbers of all the remaining pages is 15,000. What numbers did the pages have on the page that was torn from the book? - The pole

The telegraph pole is supported by a 4 m bullet at 3/4 of its height, the end of which is at a distance 2.5 m from the pole post. Calculate the height of the telegraph pole. - Angles ratio

The internal angles of a triangle are in ratio 1:4:5 What kind of triangle is it? (solve internal angles and write down and discuss) - Pears and oranges

There are 3 times as many pears as oranges. If a group of children receives 5 oranges each, there will be no oranges left over. If the same group of children receives 8 pears each, there will be 21 pears leftover. How many children and oranges are there? - Scouts 4

4/7 of the students in a school are boys. If 3/8 of the boys are scouts, how many scouts are there in a school of 1878 students? - Grandmother and grandfather

Grandmother baked cakes. Grandfather ate half, then quarter of the rest ate Peter and Paul ate half of rest. For parents left 6 cakes. How many cakes maked the grandmother? - Water wessel

The vessel containing water has a weight 19 kg. After pouring half the water its weigth 11 kg. What is the weight of the empty vessel? - Cone and the ratio

Rotational cone has a height 23 cm and the ratio of the base surface to lateral surface is 7: 9. Calculate a surface of the base and the lateral surface.

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