Grade - math word problems - page 962 of 967
Number of problems found: 19327
- Circle arc
A circular sector has an arc length of 9.08 km and an area of 58.99 km². Calculate the radius of the circle and the size of the central angle. - Big factorial
How many zeros end number 324!? - Geometric progression
Fill 3 numbers between 5 and 405 to form a geometric progression. - 3y inflation
The price of the cookie rise in the first year by 2%, the second year fell by 6%, and in the third year increased by 17%. Calculate the average annual increase in the price of the cookie. - Inflation
Once upon a time, a ruler had a printing press and printed money endlessly. As a result, prices rose by 2.7% in the first year, 2.1% in the second, 3.6% in the third, and 5.4% in the fourth. The ruler then lost an election. Calculate the average annual in - Circles
Three circles with radii 30 cm, 28 cm, and 37 cm are mutually tangent externally. What is the perimeter of the triangle whose vertices are the centres of the circles? - Triangle ABC
Right triangle ABC with right angle at the C, |BC|=19, |AB|=26. Calculate the height of the triangle hAB to the side AB. - Insurance
The house owner is insured against natural disasters and pays 0.05% annually of the value of the house 88 Eur. Calculate the value of the house. Calculate the probability of disaster if you know that 50% of the insurance is to pay damages. - Two doctors
Doctor A makes the correct diagnosis with a probability of 89% and Doctor B with a probability of 75%. Calculate the probability of a correct diagnosis if both doctors examine the patient independently. - Slovak broad track
We used to learn in school that Ukrainian railways have wider tracks than ours because of less stable ground. In reality, the track gauge is a deliberate design choice. Calculate how many millimetres our standard gauge of 1,435 mm differs from the Ukraini - Isosceles trapezium
Isosceles trapezoid ADMR (AD ∥ MR) has an angle of 30° at vertex A. Calculate the size of the angle at vertex M. - Garden
A trapezoid-shaped garden has parallel sides of 19 m and 24 m. Its area is 193.5 square metres. What is the height of the trapezoid? - Area of trapezoid
The parallel sides of a trapezoid are 9 dm and 7 dm. Its height is 3 cm. Calculate the area of the trapezoid. - Rectangular trapezoid
How many interior right angles does a right-angled trapezoid have? - Computer revolution
When we started playing with computers, the first processor, which I remember was the Intel 8080 from 1974, with the performance of 0.5 MIPS. Calculate how much percent of a year rose CPU performance when Intel 486DX from 1992 has 54 MIPS. What would - Present
A gift box has the shape of a cuboid with dimensions 8 × 8 × 3 cm. Miloslav wants to wrap it using square sheets of paper with sides of 18 cm. How much paper is left over? - Monkey
The monkey fell into 20 meters deep well. Every day it climbs 3 meters, at night it drops back by 2 m. On what day it gets out from the well? - Mine
The wheel in a mine hoist has a diameter of 4 m. How many metres does the elevator cabin travel if the wheel rotates 89 times in the same direction? - Circles
For the circle c1(S1; r1=109 cm) and c2(S2; r2 = 152 cm) is distance of centers |S1S2| = 261 cm. Determine the distance between the circles. - Clocks
How far does the tip of a clock's minute hand travel in 340 minutes if the minute hand is 23 cm long? How far does the tip of the hour hand travel in the same time?
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