ITMC - Lớp 4 (Đề 1)

I have some money.

My sister has 97 baht less than a half of my money.

If my sister has 555 baht, then how much money that I have?

(Note that baht is the currency of Thailand.)

• 906

• 910

• 1304

• 922

• 926

  Let 10 + 100 + 1000 + 10000 + 100000 =  x , and 9 + 98 + 997 + 9996 + 99995 =  y

Find x -  y .

• 5

• 10

• 15

• 20

• 25

  A geometric figure consists of eight small squares each of them has the same size.

The area of each small square has 16 square centimeters. Find the perimeter of a geometric figure, in cm.

• 64

• 60

• 56

• 52

• 48

A map use the ratio of map length to actual length as 1: 50000.

If the length from home to school on the map is 25 centimeters, what is the real distance from home to school?

• 1 kilometers 250 meters

• 12 kilometers 500 meters

• 125 kilometers

• 125000 meters

• 10250 meters

The side lengths of a rectangle are all integers that greater than 1.

If the area of this rectangle is 391unit squares, then what is the perimeter of the rectangle?

• 64

• 76

• 80

• 126

• 784

A man drive a car to bring his son from home to a school. The distance between home and school is 120 kilometers. The car travels with a constant speed at 90 kilometer per hour. If he leaves from home at 7.00 in the morning, what time that he arrives the school?

• 08.40

• 08.35

• 08.30

• 08.25

• 08.20

1.    A seller buy grapes at a price of 78.25 baht per kilogram. Later, the grapes weresold at a price of 84.50 baht per kilogram. If the seller gets a profit of 300 baht, and how many kilograms of grapes does he have to sell?

(Note that baht is the currency of Thailand.)

• 44

• 48

• 52

• 54

• 56

There are three types of coins, one baht coins, two baht coins and five baht coins, are collected in a piggybank of a boy. Then the boy brings all coins in the piggy bank came out and divided into piles. All one baht coins can be divided into 12 piles of 20 coins per pile, and the remainder is 4 coins. All two baht coins can be divided into 15 piles of 7 coins per pile, and the remainder is 2 coins. All five baht coins can be divided into 12 piles of 9 coins per pile, and the remainder is 3 coins. How much money, in baht, are there in a piggy bank in total?

(Note that baht is the currency of Thailand.)

• 1013

• 1020

• 1024

• 1028

• 1034

There are three parts in a question paper of Mathematics examination.

Part 1 has 10 questions, 1 point each.

Part 2 has 5 questions, 3 points each.

and Part 3 has 3 questions, 5 points each.

For each wrong or no answer, will get zero point.

Boy T who gets the highest score on the examination but not a full score.

Boy M who gets the lowest score on the examination but not a zero.

What is the largest possible difference between the scores of T and M?

• 35

• 36

• 37

• 38

• 39

There are two sheets of paper. The first paper is painted red on one side and the other side painted black. The second paper is painted green on one side and the other side painted yellow. If we throw these two sheets of paper at the same time, how many different outcomes of coloron two sheets of paper, regardless of the order?

• 2

• 4

• 6

• 7

• 8