Physical quantity - math word problems - page 38 of 347

Number of problems found: 6931

An electrician 6
An electrician can wire 4 1/2 rooms in 3 hours. How long does it take him to wire each room?
The playhouse
The drawings of the playhouse are made on a scale of 1:50. In the drawing, the length of the cottage is 4.5 cm. How long is the playhouse actually?
A lorry
A lorry covered 108km in 1hr 30min. What is the speed in km/h?
A race
A race car driver won a 500-mile race with a speed of 116.3 miles per hour. Find the driver's time.
The radius 2
The radius of a circle is increased by 5%. What is the percentage increase in their circumference area?
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?
An electricity
If the Rodriguez family used 520 kilowatt-hours of electricity in 12 days, how many kilowatt-hours should they use in 6 days at the same usage rate?
Tom can
Tom can run 3/4 of a mile in 1/8 of an hour. What is the unit rate in miles per hour?
Ronaldo
Ronaldo drove 75 3/5 km in 4 1/2 hours. What was the average speed?
Unit price
A 4-ounce bottle of soap costs $1.37. What is the unit price, rounded to the nearest cent?
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?
Painting a room
If 1 person can paint a room in 6 hrs, how many hours will 3 people finish painting the room?
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.
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?
Incircle to circumcircle
Find the ratio of the areas of the incircle and the circumcircle of a square.
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. 21.6L of the water is removed. What is the volume of water left in the tank? Give your answer in liters.

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