Arithmetic - math word problems - page 48 of 231

Number of problems found: 4620

A car 9
A car travels at 34 km/hr. How far does it take to travel in 2 hours?
Janet
Janet walks 7/10 miles in 1/4 hour. Ian walks 9/10 miles in 1/3 hour; who walks at the faster rate and why?
Proportional relationship 3
Which table below shows a proportional relationship? A. x ; y 3; 12 4; 16 5; 20 6; 24 7; 28 B. x ; y 3; 15 4; 20 5; 25 6; 35 7; 40 C. x ; y 3; 24 4; 32 5; 45 6; 48 7; 56 D. x ; y 3 ; 21 4; 24 5; 35 6; 42 7; 49
The model
The model of a building is constructed with a scale factor of 1:30. If the height of the model is 80 cm, find the actual height of the building in metres.
An electrician 6
An electrician can wire 4 1/2 rooms in 3 hours. How long does it take him to wire each room?
Correcting mean
The average of 10 numbers is calculated as 25. It is later discovered that while calculating the average, the number 36 was wrongly read as 56. Find the correct average.
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 108 km in 1hr 30 min. 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.
Divisors 7
If 540=2²×3³×5, what is the number of all factors of 540?
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.

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