Grade - math word problems - page 928 of 945
Number of problems found: 18897
- 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 = 25, x2 = 64, x3 = 9. 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 13%. What will the wire diameter be with diameter 6 mm over 6 pulls?
- Plane
How many parts are divided in the plane 9 parallels?
- Line
How many parts of the line divide 10 (different) points that lie on it?
- Estate
An estate-shaped rectangular trapezoid has bases long 35 m, 65 m, and perpendicular arm 34 m. Calculate how long its fence is.
- Valid number
Round the 445190460 on 2 significant numbers.
- The pipeline
How long is the pipe with an outside diameter of 1.4 m if his coloring consumed 35 kg of color? 1 kg of color coverage is 9 m².
- Raffle
In the pool number from 1 to 109. What is the probability that a randomly selected number is not prime?
- Area
Calculate: x = 8 m² + 8 dm² + 8 cm²
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