Physical quantities - math word problems - page 39 of 298

Number of problems found: 5951

The temperature 47
The temperature in a garden at midnight was −3 degrees Celsius. By 6 AM, the temperature was −8 degrees Celsius. What is the difference in the temperature?
One evening 2
One evening, the temperature in Miami was 28 °C. During that same evening in Anchorage, it was 32 °C cooler than it was in Miami. What was the temperature in Anchorage?
Unit rate (speed)
What is the unit rate for 4543.08 km in 52.4 h? Enter your answer, as a decimal, in the box.
Minus temperature 2
The temperature in the town is -4.7 °C. The temperature decreases by 5.4 °C. What is the new temperature?
At 5:16
At 5:16, what is the acute angle between a minute hand and an hour hand?
Human population
The populations of two cities after t years can be modeled by -150t+50,000 and 50t+75,000. What is the difference in the populations of the towns when t=4?
Minimum interior angle
What is the minimum interior angle possible for a regular polygon?
Water tank 12
A rectangular water tank is 5 m high, 3 m long, and 2 m wide. How many liters of water can it hold?
At midnight
The outside temperature at midnight was 3.4 °C. The temperature then changed at a constant rate of −0.78 °C per hour for 8 hours. What was the outside temperature at 8:00 AM?
This morning 2
This morning the temperature outside was -4 degrees. This afternoon the temperature was 21 degrees warmer. What was the temperature this afternoon?
The radius 4
The radius of a sphere is r = 9 cm. What is the volume of this sphere? Use π ≈ 3.14 and round your answer to the nearest hundredth.
Helium balloon
Oscar needs to fill a sphere-shaped balloon with helium. If the balloon has a diameter of 8 inches, what is the total amount of helium that the balloon will hold to the nearest tenth?
A rectangular 9
A rectangular tank measuring 50 cm by 54 cm by 40 cm is 3/5 filled with water. 21.6 L of the water is removed. What is the volume of water left in the tank? Give your answer in liters.
Geometric 20
Find the geometric mean of 15 15 20 25 30.
The midday
The midday temperature in Pensacola Beach was 84 °F. For the next five hours, it changed to –2 °F per hour. The expression 84 − |−2 ⋅ 5| represents the current temperature. What is the current temperature in degrees Fahrenheit?
A hemispherical
A hemispherical bowl has a radius of 3.5 cm. What would be the volume of water it would contain?
Cylinders and cube
How many cylinders of radius 20 cm and height 0.7 metres can be formed by melting a cube with sides of 2.2 metres?"
New drink
Create a new drink can that will double the volume of the original can used. The dimensions of the can: 6 cm diameter and 10 cm height. You are to double the volume with the least amount of additional aluminum needed for the new can. There are 3 options :
A cube 2
A cube has an edge length of 4 cm. Then its volume is:
A 100-inch
A 100-inch stick is to be divided into four using the ratio 2: 5: 7: 11. How long is the longest piece?

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