Grade - math word problems - page 295 of 968

Number of problems found: 19341

Loader pressure change
How does the pressure value change when we load a loader with the same weight as the car?
Venus volume surface
Calculate the volume and surface of the planet Venus if its circumference is 12,000 km.
Truck rail pressure
How much pressure on the rails will cause an empty truck weighing 20 tons if the contact area of all wheels and rails is 16 square centimeters?
Allan 2
Allan wants to buy a shirt regularly priced at PHP 265. The shirt Is on sale for 15% of the regular price. Which equation can be used to determine the sale price of the shirt?
Stone lever force
A person lifts a stone weighing 285 kg with the help of a lever that is supported at a distance of 30 cm from the stone. A person acts on the lever at a distance of 90 cm from the support. How much force does a person have to use to lift a stone?
Part weight ratio
Part 1 is half. 2nd part is 2/3 of 1/2. 3rd component weighs 3 kg. How much do the individual components weigh, and how much is it?
Wheel force lever
The center of force on the wheel is 1.2 m from the axis of rotation, and the load is attracted by the earth's gravitational force equal to 800 newtons at a distance of 40 cm from the axis of rotation. How much force F2 does the worker lift the wheel?
At sunset
Suppose the temperature at midday was 21 °C. By sunset, it had dropped by 9 °C. What was the temperature at sunset?
Girls money distribution
Three girls have CZK 1,780. Pavlína had 1/3, Eve had 100 CZK less, and Hannah has x CZK. How much money did each girl have?
Apples
60% of first-quality apples were picked in the upper orchard, and 90% of first-quality apples were in the lower orchard. How many% of the first quality were achieved in total if the total harvest was 240 tons of apples and in the lower orchard, the harves
Perimeter - triangle
Construct triangle ABC when we know a + b + c (perimeter), height to side c, and angle gamma.
A pack
A pack of 8 sports drinks costs $5. How much would it cost to buy 72 sports drinks?
Magnetite iron production
Iron is produced in a blast furnace from iron ore. The wealthiest iron ore is magnetite, which contains 45-70% iron. How much magnetite do we need to get 3 tons of iron?
Acceleration and force
On a sphere weighing 100 g, which lies on a horizontal plate, a force acts in the horizontal direction, which gives it an acceleration of 20 cm/s². Find the magnitude of the force.
Newton law
At what acceleration does a train with a weight of 800 t start if the traction force of the locomotive is 2 * 10⁵ N?
Children scooter price
Three children's scooters cost a total of 179 euros. The first was 18% more expensive than the second. The third was 20 euros more expensive than the second. Determine the price of the first scooter.
Pipe thickness
The outer circumference of the tube is 32 cm. Its length is 60 cm, its density is 8.5 g/cm³, and its weight is 9.495 kg. Calculate the wall thickness of the pipe.
Parking time interval
Determine the interval estimate of the standard deviation of the meantime to find a parking space. We found out from a survey of 200 residents that the average time is one hour and 25 minutes, and the standard deviation is 15 minutes. Use a 1% significanc
Height estimation men
What is the smallest number of men we would have to choose to estimate the mean height of men with an accuracy of +, - 0.5 cm, and 95% confidence, assuming a standard deviation of 8 cm?
Iso triangle
An isosceles triangle with a base of 8 cm. Its perimeter is 28 cm. Calculate the height of the triangle.

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