Toan tieng anh

Exam number 1: Vượt chướng ngại vật
Question 1: 1,83 + ...... = 2 The missing number is ................


Question 2:
The volume of the cube below is ……….cm3. /


Question 3:
After running 20% of a race, Bob had run 25m. How long was the race, in metres? Answer: ……………..m.
 


Question 4:
Alice are going to buy sugar for her cooking class. She needs to have 1/6 kg of sugar for every student in her class. There are 18 students in her class. How many kilograms of sugar should Alice buy? Answer: …………. Kg.


Question 5:
Alice’s mathematics exam had 30 algebra questions and 50 geometry questions, each worth 1 mark. She got 70% of the algebra questions correct, and 60% of her questions correct. How many geometry questions did she answer correctly? Answer: ………….. questions.


Exam number 2: Fill in the blank with the suitable number
Question 1: Bob roller skates with a constant speed of 14 miles per hour. How far can he travel in 1/2 hour? Answer: ............. miles.


Question 2:
Emily rides her bike with a constant speed of 12km/h. How far can she travel in 3 hours? Answer: ...............km.


Question 3:
Jack rides his horse with a constant speed of 12 miles per hour. How far can he travel in 1*1/2hours? Answer: ............miles.


Question 4:
An airplane flies with a constant speed of 810 miles per hour. How far can it travel in 4*1/2 hours? Answer: .................. miles.


Question 5:
John drove from Town A to Town B in 5 hours. His average speed for the first 3,5 hours was 64km/h. His average speed for the last 1,5 hours was 60km/h. What was the total distance he traveled?  Answer: ...............km.


Question 6:
A car traveled at 50km/h for 2 hours and at 60km/h for 3 hours. What is the car’s average speed? Answer: ............km/h


Question 7:
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?  Answer: ............. meter per minute.


Question 8:
Bob drove from City P to City Q. He traveled the first 36km at an average speed of 54km/h. He traveled the remaining 96km at a average speed of 72km/h. Find his average speed for the whole trip. Answer: ..............km/h.


Question 9:
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.


Question 10:
A train crosses a tree in 10 second and a bridge 225m long in 25 second. Find the length of the train. Answer: ................m.


Exam number 3: Cóc vàng tài ba
Question 1: The number of centimetres in 2,5 metres is ……………

a. 0,025

b. 0,25

c. 25

d. 250
Question 2:
You walk 2 miles with your dog in only 40 minutes. Your average speed is ……………..

a. 0,2 mile in per minute

b. 0,5 mile in per minute

c. 0,02 mile in per minute

d. 0,05 mile in per minute
Question 3:
Susan wants to divide 35,5 kg sugar in small bags. If each bag holds 0,5kg, how many bags are needed?

a. 70

b. 71

c. 36

d. 35
Question 4:
In the diagram, the percentage of small squares that are shaded is …………… /

a. 36%

b. 9%

c. 24%

d. 25%
Question 5:
If the numbers: 2/5; 41% and 0,401 are arranged from largest to smallest, the correct order is …………..

a. 2/5; 0,401; 41%

b. 0,401; 2/5; 41%

c. 41%; 0,401; 2/5