Physical quantity - math word problems - page 38 of 346

Number of problems found: 6902

A meteorologist
A meteorologist calculated that the average temperature over the last four years dropped a total of 20 degrees. What integer represents the average change in the temperature per year?
The model
The model of a building is constructed with the scale factor 1:30. If height of the model is 80 cm, find the actual height of the building in meters.
A lorry
A lorry covered 108km in 1hr 30min. What is the speed in km/h?
The radius 2
The radius of a circle is increased by 5%. What is the percentage increase in their circumference area?
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. 21.6L of the water is removed. What is the volume of water left in the tank? Give your answer in liters.
Temperature in Portland
On Sunday afternoon the temperature in Portland was 2°C. By midnight the temperature had dropped by 8°C. What was the temperature at midnight?
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?
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.
Unit price
A 4-ounce bottle of soap costs $1.37. What is the unit price, rounded to the nearest cent?
Painting a room
If 1 person can paint a room in 6 hrs, how many hours will 3 people finish painting the room?
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?
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?
Minus temperature 2
The temperature in the town is -4.7°C. The temperature decreases by 5.4°C. What is the new temperature?
A hemispherical
A hemispherical bowl has a radius of 3.5 cm. What would be the volume of water it would contain?
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?
New drink
Create a new drink can that will double the volume of the original can used. The dimensions of the can: 6cm diameter and 10cm height. You are to double the volume with the least amount of additional aluminum needed for the new can. There are 3 options : O
Incircle to circumcircle
Find the ratio of the areas of the incircle and the circumcircle of a square.
At 5:16
At 5:16, what is the acute angle between a minute hand and an hour hand?
Minimum interior angle
What is the minimum interior angle possible for a regular polygon?

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