# Examples for 8th grade

#### Number of examples found: 2684

- IS trapezoid

Isosceles trapezoid arm measured 35 cm. Height is 30 cm and middle segment is 65 cm. Determine length of its bases. - Percentages

52 is what percent of 93? - Satin

Sanusha buys a piece of satin 2.4 m wide. The diagonal length of the fabric is 4m. What is the length of the piece of satin? - Square

Calculate the perimeter and the area of square with a diagonal length 30 cm. - Cargo

Car with cargo weight 7610 kg. Weight of car is 23% of the total weight of car and cargo. How heavy is cargo? - Cube volume

The cube has a surface of 384 cm^{2}. Calculate its volume. - Sidewalk

The city park is a circular bed of flowers with a diameter of 8 meters, around it the whole length is 1 meter wide sidewalk . What is the sidewalk area? - 7 roses

Peter buys 7 roses. When he pay for it left him 4 euro. If he bought 5 roses left him 40 euros. How many euros had Peter before buying? - Sales off

Calculate what was the original price of the good, if the price after discount 25% and the subsequent rise of 20% is 400 USD. - Cylinder - A&V

The cylinder has a volume 1287. The base has a radius 10. What is the area of surface of the cylinder? - Area to perimeter

Calculate circle circumference if its area is 254.34cm2 - Hay bags

4 cows eat 16 hay bags in 5 days. How many bags will eat 5 cows in 7 days? - Find sales tax

What is 8.25% sales tax out of 1607.00? - Subsets

How many 19 element's subsets can be made from the 26 element set? - Father and son

Father is 48 years old, son 23. When will be the father twice older than a son? - Two numbers

We have two numbers. Their sum is 140. One-fifth of the first number is equal to half the second number. Determine those unknown numbers. - Is right?

Is triangle with sides 51, 56 and 77 right triangle? - Cone in cube

The cube is inscribed cone. Determine the ratio of the volume of cone and cube. The ratio express as a decimal number and as percentage. - Six students

Two pupils painted the class in four hours. How long will it take for six pupils? - Wood cuboid

What is the weight of the wood cuboid 15 cm, 20 cm, 3 m if 1 m^{3}wood weighs 800 kg?

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.