Unit conversion - practice problems - page 5 of 127
Number of problems found: 2536
- A rectangular 11
A rectangular plot of land has sides that are 1200m long and 900m wide. If a hectare (10000m²) of the land costs R5200,00, the cost of the entire plot is: - David 5
David was riding his bicycle at a speed of 26.5 kilometers per hour (km/h). Use the fact that 1 kilometer is approximately equal to 0.6214 miles to convert this speed to miles per hour (mile/h) - A soccer
A soccer field (football pitch) has a length of 101.8 m and a width of 69.8 m. Find the total area of the field in square meters (m2) and convert this measurement to square yards (yd2). Use the fact that 1 yard = 0.9144 m. Round your answer to the nearest - A radio antenna
Avanti is trying to find the height of a radio antenna on the roof of a local building. She stands at a horizontal distance of 21 meters from the building. The angle of elevation from her eyes to the roof (point A) is 42°, and the angle of elevation from - Piece of a wire
A piece of wire is bent into the shape of a triangle. Two sides have lengths of 24 inches and 21 inches. The angle between these two sides is 55°. What is the length of the third side to the nearest hundredth of an inch? A: The length of the third side is - Map scale
On a map, on a scale of 1:50000, what is the distance in kilometers that 6 cm on the map represents? - Martha 3
Martha placed 225 liters of water into a child swimming pool that holds 3.8 hectoliters. How much more water does Martha need to fill the pool?
- Subtract polar forms
Solve the following 5.2∠58° - 1.6∠-40° and give answer in polar form - The factory 3
The factory is 18 km away from the city. A cyclist leaves the factory for the city, and half an hour after him from the same place, a motorcyclist arrives 6 minutes before the cyclist in the city. Find the speed of each, knowing that the speed of the cycl - Salt water
The ratio of water (in liters) to salt (in grams) needs to be 3 to 2. If we add 10 grams of salt, how much water do we need to add? - Scale model
In a model train set, 1.38 inches represents one foot in real life. The height of One World Trade Center in New York City is 1776 feet. How tall would a scale model of the building be? Should you calculate 1776 x 1.38 or 1776 ÷ 1.38? - The long
The long side of a rectangular frame is 2′9″, and the short side is 1′3″. What is the area of the frame in square feet? - Workers
Suppose John starts work at 8:45 AM and finishes at 5:15 PM. He has 90 minutes of breaks. How many hours does he work in 5 days? - Half-hour How many minutes are in 1/2h (in a half hour)?
- Conjugate coordinates
If the rectangular conjugate of the polar vector 12 angle 35 degrees is equal to x+yi, find the sum of x and y.
- The corn
When the corn was ready for harvest 75 days later, it measured 2 ¼ meters high. What is the measurement in centimeters? - Fahrenheit 2
Fahrenheit temperature is found by dividing the degree Celsius by 5/9 and then adding 32 to the quotient. Find the Fahrenheit temperature if the degree of Celsius is 40. - Poured liquid If I pour 59ml of liquid into an area of 594 sq mm, how thick would the liquid be?
- Zahra
Zahra poured 2 liters of milk into a mixing bowl. How many milliliters of milk did she pour? - Water 66
Water flows from a tap into a rectangular tank that measures 64cm by 36cm by 45cm. At 8 p. m., it is 1/4 filled with water. At 9 p. m., it is filled with 69,120 cm³ of water. Find the volume of water that has flowed into the tank from 8 p. m. to 9 p. m. G
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