Phiếu trắc nghiệm-Toán tiếng Anh-05

Thi kĩ năng CNTT - Ngày hội CNTT 2014 -2015 - Sở GD&ĐT Hà Nội
Math 5
Question 1: MISCELLANEOUS PROBLEM
The volume of the box is 3600cm3. Its breadth is 15cm. Its length is twice its breadth. Find its height.
7 cm
8 cm
9 cm
10 cm
Question 2: MISCELLANEOUS PROBLEM
Inputing
Question 3: MISCELLANEOUS PROBLEM
A rectangular tank is 90cm long and 50cm width. It contains 162l of water when it is 2/5 full. Find the height of the tank.
9 dm
10 dm
12 dm
15 dm
Question 4: MISCELLANEOUS PROBLEM
A rectangular tank measuring by 5dm by 4dm by 3dm is 1/2 filled with water. When 3 metals cubes of edge 8cm are placed in the tank, the water level is rises. Find the height of the new water level.
15 cm
15.768 cm
16.768 cm
17 cm
Question 5: MISCELLANEOUS PROBLEM
A rectangular tank measures by 0,8m by 0,5m by 0,6m. It is filled with water to its brim. If the water is drained out at rate of 12l per minute, how long will it take to empty the tank?
10 minute
15 minute
20 minute
30 minute
Question 6: MISCELLANEOUS PROBLEM
4 metal cubes of edge 6cm are place in a rectangular tank measures by 2dm by 2dm by 12dm. The tank is then filled with water flowing from a tap at rate of 6l per minute. How long will it take to fill up the tank?
39.16 seconds
39.26 seconds
39.35 seconds
39.36 seconds
Question 7: MISCELLANEOUS PROBLEM
The figure shows a cuboid consisting of 12 cubes. The area of the shade face is 36cm2. Find the total area and the volume of the cuboid.
324 cm3
288 cm2
288 cm3
324 cm2
Question 7: MISCELLANEOUS PROBLEM
Anh placed a stone in an empty rectangular tank, 50cm long and 40cm wide. He then filled the tank with water flowing from a tap at a rate of 10l per minute. It took 3 minute to fill the tank to a depth of 18cm to cover the stone completely. Find the volume of the stone
8 dm3
6 dm3
7 dm3
8 dm3