Grade - math word problems - page 925 of 943
Number of problems found: 18841
- Floor
The room's floor area is 33 m2, and its width is 4 m. How many centimeters of circumference was measured on the floor on the map at the scale 1:75?
- Cube corners
Peter cut the wooden cube with edge 34 cm in 3 corners of the cube with edge 2 cm. How many cubes of edge 2 cm can Peter even be cut?
- Garden
The garden has two opposite parallel fences. Their distance is 33.1 m. The lengths of these two fences are 75.5 meters and 49.4 meters. Calculate the area of this garden.
- Powers
Express the expression (1000) ^ (21) * (10) ^ (101) * (10) ^ (145) as the n-th power of the base 10.
- Daily average
Calculate the average temperature during the day, when 14 hours were 24 °C and 10 hours was 14 °C.
- Car - simple
The car is traveling at 77 km per hour. How long is the distance it can travel in 1 minute?
- Rectangle
In a rectangle with sides, 8 and 9 mark the diagonal. What is the probability that a randomly selected point within the rectangle is closer to the diagonal than any side of the rectangle?
- Equation
Equation f(x) = 0 has roots x1 = 64, x2 = 100, x3 = 25, x4 = 49. How many roots have equation f(x²) = 0?
- Function
For linear function f(x) = ax + b is f(19)=141; f(20)=168. Calculate m, if f(m) = 2018.
- Power
Number left(sqrt(16 * sqrt[ 7 ] (16)) right) 19 can be written in the form 16^x. Find the value of x.
- Potatoes
Potatoes contain 77.6% starch. How many potatoes need to obtain 71.8 kg of starch?
- Stand-by power
Determine the year-round consumption of appliances in standby mode. Standby mode is a routine in the unit that is continuous for 24 hours and consumes a tiny amount of electricity. Typically are televisions, electric ovens, radios, computers, monitors, sa
- Colors
Arnold got birthday 7 color pens in different colors. How many ways can he give them side by side in pencil?
- Common chord
Two circles with radii 18 cm and 20 cm intersect at two points. Its common chord is long 11 cm. What is the distance of the centers of these circles?
- Map
Forest has an area of 77 ha. How much area is occupied by forest on the map at scale 1:10000?
- Rounding 2
Round the following negative number: -143.021
- Rounding
Double round number 235, first to tens, then to hundreds. (double rounding)
- Wire
One pull of wire is reduced by its diameter by 14%. What will the wire diameter be with diameter 19 mm over 10 pulls?
- Plane
How many parts are divided in the plane 9 parallels?
- Line
How many parts of the line divide 5 (different) points that lie on it?
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