Grade - math word problems - page 878 of 944
Number of problems found: 18874
- Parcel
Both dimensions of the rectangular parcel were increased by 31%. By how much % has it increased its acreage?
- Simply equation
Solve this equation for x: 9x-6(x-1)=5(x+2)-14
- Sphere in cone
A sphere of radius 3 cm describes a cone with minimum volume. Determine cone dimensions.
- Unknown integer
Find the smallest integer: Divided by 2, the remainder is 1. divided by 3. The remainder is 2. divided by 4. The remainder is 3. Divided by eight, the remainder is 7. Divided by 9, the remainder is 8.
- Parallelogram ABCD
The area of parallelogram ABCD is 906 cm². Points M and N are the midpoints of the sides AB and BC. What is the area of a quadrilateral MBND?
- Hexadecimal number
What will the hexadecimal number 303 be as a decimal number?
- Bonbons 2
Kilo sweets will cost 260 CZK. The first type has a price per 320 kg, and the second type is 240 CZK per kg. How many kilos of both kinds of sweets need to prepare a 81 kg mixture?
- Circles
The area of a circle inscribed in a square is 7. What is the area of a circle circumscribed around a square?
- Cone
Into rotating cone with dimensions r = 8 cm and h = 8 cm is an inscribed cylinder with maximum volume so that the cylinder axis is perpendicular to the cone's axis. Determine the dimensions of the cylinder.
- Freight train
The train carries 525 tons of limestone in 29 wagons. Wagons are 15 tonne and 20 tons. How many are 15 ton, and how many are 20 ton wagons?
- Football season
Throughout the football season gave, Adam 23 goals more than Brano and 16 goals less than Karol. Edo gave the six goals more Dušan. Karol gave five more than Edo. Brano and Edo gave together 17 goals. How many goals did you give each boy, and how many goa
- Cuboid
Cuboid ABCDEFGH with 10 cm height has a base edge length 6 cm and 8 cm. Determine the angle between the body diagonal and the base plane (round to degrees).
- Chicken and rabbits (classic)
Grandmother bred chickens and rabbits. It found that the yard has 25 heads and 70 legs. How many chickens and rabbits breed in the yard?
- Meat
Half a kilogram of pork and three-quarters of a kilogram of beef cost a total 6.2 Euro. One-quarter of a kilogram of beef and 1 kilogram of pork costs 5.9 Euro. Find the price of 1 kg of each type of meat.
- Product - quadratic equation
The product of the two numbers is 900. If we increase the lowest number by two, its product will increase by 150. Determine both numbers.
- Ratio of perimeters
Rectangle ABCD has dimensions 3 cm and 4 cm, and KLMN rectangle has dimensions 4 cm and 12 cm. Calculate the ratio of the perimeter ABCD and perimeter KLMN.
- Cylinder - h2
The cylinder volume is 3 liters. The base area is 1.1 dm². Calculate the height of the cylinder.
- The carpet
How many meters of carpet 90 cm wide need to cover the floor room, which has a rectangular shape with lengths of 4.8 m and 2.4 m, if the number of pieces on the carpet is needed to be lowest?
- Children
Less than 20 children played various games in the yard. They can create pairs, trios, and quartets. How many children were in the yard when Annie came to them?
- Buffet
At the school, buffet were 30 children. Twenty-one children bought sandwiches, and 15 children bought lemonade. The four children did not buy anything. How many children bought lemonade and sandwiches?
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