235 Answered Questions for the topic Proportions
Caroline can sketch 3 cartoon strips in five hours. How long will it take her to sketch 12 strips
the average speed of a car is 45 km/h how many kilometres has the car travelled after 25 minutes?
what is the rate of change
the temperature of the water is being heated is 20°c after 5 minutes the temperature is 45°c. what is the rate of change of the temperature of the water?
I need an explanation. Scale drawing, and finding actual distances below.
I had a project where I drew a water park on a graph, and I had to answer some questions about it. I didnt get this part. Your water park design has been drawn as a blueprint, but to build it, you... more
Digital televisions often have a width-to-height ratio of 16:9. The width of a TV screen is 120. What is it's height?
I'm having a hard time understanding my math homework, any help?
The distance to your sisters house is 370 miles, and the distance to Denver is 703 miles. If it took 10 hours to drive to your sisters, how long would you estimate the drive to Denver to take?
Algebra Cowboy Problem
A cowboy agreed to work for one year for 19,200 plus a horse. He quit after 7 months and was paid 10,450 but got to keep the horse. How many dollars was the horse worth if the salary pad reflects... more
College student needs help with math
A 170 pound person weighs 85 pounds on Mars. How much would a 15400 pound elephant weigh on Mars
A student can run 6 miles in 3/4 hour. At this rate, what is the total number of miles the student can run in 1 hour?
a boat can travel 384 miles on 32 gallons of gasoline. how gar can it travel on 12 gallons?
If M varies jointly as x and y, and m=10 when x=2 and y=14, find m when x=11 and y=8
A client would like his logo printed on to a canvas that’s at least 70 inches. The original logo is 4.5 inches wide and 3.6 inches tall.
Which of the following dimensions will keep the logo in proportion and large enough to meet the clients requirements. A. 45 in by 36 in B. 87.5 in by 70 inC. 70 in by 56 in
At the ballpark,3 hotdogs are solid for every 5 hamburgers that are sold. If a total of 80 hotdogs and hamburgers are sold,how many were hotdogs?
The radiator needs water
The radiator in a car is filled with a solution of 60% antifreeze and 40% water. The manufacturer of the antifreeze suggests that, for the summer driving, optimal cooling of the engine is obtained... more
How do you solve this confusing Ratio and Proportions question?
Water needs to be removed from an underground chamber before work can commence. When the water was at a depth of 3m, five suction pipes were used and emptied the chamber in 4 hours. If the water is... more
Emma's tree is 120 cm and will be to 270 cm when fully grown. Harry's tree is 150 cm and will grow to 300 cm. Which tree is closer to being fully grown?
Proportions and equal problems
At 10 am a snowstorm is 250 miles west of St.Louis. The storm travels 150 miles eastward at a constant rate, and then it’s speed decreases by 5 miles per hour. If the storm reaches St.Louis at 8.00... more
Relationships and also proportions
The sum of a number and it’s reciprocal is equal to the opposite of the product of the number and it’s reciprocal. Find the number
Relationships, direct, indirect
If P is 12 when Q is 6, and if P varies indirectly as Q, what is Q when P is 8
Ratios of marbles
There are 310 red, white, and blue marbles in a jar. The ratio of the marbles are: 5 red to 2 blue, 3 red to 2 white, and 5 white to 3 blue. How many of each color marbles are in the jar?
Ronna cycled a total of 34 kilometers by making 17 trips to work. How many trips will Ronna have to make to cycle a total of 96 kilometers? Assume the relationship is directly proportional.
multi step proportions
Tyler is riding his bike from his house to the store, which is 4 miles away. Tyler gets to the store 18 min after he leaves his house. Find tylers speed in miles per minute