Question 10:
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 75m/min (metre per minute) faster than Peter. What was Peter’s speed in m/min?
ai giúp dc tui sẽ tick 10 cái
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 75m/min (metre per minute) faster than Peter. What was Peter’s speed in m/min?
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 75m/min (metre per minute) faster than Peter. What was Peter’s speed in m/min ?
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 5/8 of what Jacob had run. Jacob’s speed is 75m/min (metre per minute) faster than Peter. What was Peter’s speed in m/min?
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?
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Number 2 : The area of a rectangle ABCD is 56cm2. Given a random point E inside of ABCD. Find the total area of triangles AED and BEC.
Answer: ............. cm2.
Number 3 :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 5/8 of what Jacob had run. Jacob’s speed is 75m/min (metre per minute) faster than Peter. What was Peter’s speed in m/min?
Answer: ............. m/min.
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 75m/min (metre per minute) faster than Peter. What was Peter’s speed in m/min?
Answer: m/min.
Alex and Jack took part in a cycling race. Jack cycled at a speed of 24 km/h. Both of them didn't change their speed throughout the race When Alex reached the halfway point, Jack was 3 km ahead of him. Alex reached the end point at 12. 10 P.M. At what time did Jack reach the end point?
Question 1 :
My giant flower doubles its size every day. On Friday, it is...... times as big as its was on the preceding Sunday.
Question 2:
100 hundreds + 1000 tens = .... ones
Question 7:
A set of five different numbers has an average of 12. If the average of four smallest numbers is 10 then the greatest number is .......
Question 8:
Jack, Mary and Jacob buy ice creams. Jack buys twice as many as Mary. Jacob buys three times as many as Jack. If Jacob buys 12 ice creams then Mary buys...... ice creams.
Question 9:
If we write all of the whole numbers from 10 through 99 and cross out any number in which the first or second digit is divisible by 2 (for example, 41 is crossed out as 4 is divisible by 2 and 36 is crossed out as 6 is divisible by 2), how many numbers are crossed out?
Answer:...... numbers.
Question 10:
Peter and John played in fifteen rounds game. In each round, the winner scored 5 points and the loser scored 2 points. At the end of the game, John’s total score was 57 points. How many rounds did Peter win?
Answer: ...... rounds.
Ai nhanh và làm đúng được 3 tick
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?
