Số item đó chiếm số % là
\(75:87\times100=86,2\left(\%\right)\)
Nhớ tick mình nha bạn,cảm ơn nhiều.
Số item đó chiếm số % là
\(75:87\times100=86,2\left(\%\right)\)
Nhớ tick mình nha bạn,cảm ơn nhiều.
The distance between John’s home and the park is 3000m. John walked from his home to the park at a speed of 100m per minute and then walked back home at a speed of 150m per minute. What is the John’s average speed in meter per minute?
The distance between John’s home and the park is 3000m. John walked from his home to the park at a speed of 100m per minute and then walked back home at a speed of 150m per minute. What is the John’s average speed in meter per minute?
the distance between John’s home and the park is 3000m. John walked from his home to the park at a speed of 100m per minute and then walked back home at a speed of 150m per minute. What is the John’s average speed in meter per minute?
the distance between John’s home and the park is 3000m. John walked from his home to the park at a speed of 100m per minute and then walked back home at a speed of 150m per minute. What is the John’s average speed in meter per minute?
The price of rice in May increased by 10% compared to April. The price of rice in June decreased by 10% compared to May. What was the percentage of the price of rice in June increase or decrease compared to April ?
A bat and a ball cost one dollar and ten cents in total. The bat costs a dollar more than the ball. How much does the ball cost?
Tom bought 3.5kg apples and 2.4kg oranges. If the apples cost 5 dollars per kilogram and the oranges cost 6 dollars per kilogram. How much did Tom spend altogether?
Answer:
dollars
(Write your answer as a decimal in the simplest form)
Peter and Jacob were running. Both of them run with their constant speeds. They started at the same time and the same place. When Jacob reached the finishing line, Peter had only run of what Jacob had run. Jacob’s speed is 75 m/min (metre per minute) faster than Peter. What was Peter’s speed in m/min?
How fast is Anna going if she runs 8 miles in the park in only 2 hours?
Answer: mile/hour.
Question 2
How far will Mary travel if she rides her motorbike for 24 minutes at a speed of 75 miles/hour?
Answer: miles.
Question 3:
Yesterday Peter roller skated for 2.5 hours at a speed of 6 km/h. How many kilometers did he skate?
Answer: km.
Question 4:
How fast is Jack going if the train he is on travels 20 miles in just 6 minutes?
Answer: miles/hour.
Question 5
The area of a rectangle ABCD is . Given a random point E inside of ABCD.Find the total area of triangles AED and BEC.
Answer:
Question 6:
The distance between 2 trees is 300 meters. It will take a bird 30 seconds to fly between these 2 trees. How fast is the bird in kilometer per hour?
Answer: km/h.