ITMC - Lớp 4 (Đề 5)

Let ITMC be a 4-digit positive integer with nonzero digits where T is two times I and M

is two times C.

How many ITMC are there?

• 4

• 8

• 12

• 16

• 20

A tank contains water 3/5 of the tank volume.

After Manee poured 8 buckets of full water into the tank, the tank is full of water. The volume of a bucket is 250 milliliters.

What is the volume of the tank?

• 5,000 liters

• 1,000 liters

• 150 liters

• 10 liters

• 5 liters

Each of I, T, M, C is in a square. All squares are equal size.

The squares are arranged as an octagon with perimeter 150 centimeters as shown in the figure.

Find the area of a square?

• 225

• 248

• 256

• 324

• 361

Six paper cubes are glues to make steps as shown in the adjoining figure. Every face of each cube that was not applied glue was painted.

How many faces were painted in total?

• 21

• 23

• 24

• 25

• 28

The octagons in figure1 and figure2 consist of 7 and 8 identical squares respectively. Suppose that the perimeter of the octagon in figure1 is 42.

What is the perimeter of the octagon in figure2?

• 42

• 45

• 48

• 54

• None of these

Let n be a positive number and n² = n x n. For example, 3² = 3x3 = 9.

Suppose that n is a number between 1 to 100 inclusive.

How many odd numbers can be the value of n²?

• 25 numbers

• 30 numbers

• 35 numbers

• 40 numbers

• 50 numbers

Suppose that the time now is at 10:15 Saturday 9^th of February 2019. What is the time at the next 2019 minutes?

• at 23:15 Saturday 9^th of February

• at 21:15 Sunday 10^th of February

• at 19:54 Sunday 10^th of February

• at 23:33 Sunday 10^th of February

•  at 03:14 Monday 11^th of February

Malee and her friend have an appointment at 11.00. The appointed place is 40 kilometers far fromMalee’s home. Malee travelled with average speed 50 kilometers per hour from her home to the appointed place. She reached the appointed place 15 minutes late. At what time did Malee leave her home?

• 10.37

• 10.27

• 10.17

• 10.07

• 9.57

The moving speed of 5 robots are recorded as follows: robot 1 : moves 100 meters in 13 seconds,

robot 2 : moves 200 meters in 27 seconds,

robot 3 : moves 400 meters in 53 seconds,

robot 4 : moves 600 meters in 1 minute and 20 seconds, and

robot 5 : moves 800 meters in 1 minute and 50 seconds.

Which robot has the moving speed fastest?

• robot 1

• robot 4

• robot 3

• robot 5

• robot 2

The scores of 5 students namely A, B, C, D, and E in the TMC test are stated as follows.

A does not get the highest scores (the first rank).

The score of B is in the rank which is an odd number.

The score of C is in the middle rank.

The score of D is almost in the third rank.

The score of E is in the second rank.

What the rank is the score of A in?

• 1

• 2

• 3

• 4

• 5