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ITMC - Lớp 4 (Đề 7)

Authored by Phương Lan

Mathematics

4th Grade

ITMC - Lớp 4 (Đề 7)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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

2.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Let 10 + 100 + 1000 + 10000 + 100000 =  x ,

and 9 + 98 + 997 + 9996 + 99995 =  y .

Find x y .

3.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

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?

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Natcha is an egg merchant.

Today she has 2565 eggs. She takes all the eggs into k baskets for sale.

Each basket will contain 24 eggs, except for the last basket that must be contained r eggs where r < 24.

Find the value of k + r .

125

126

127

128

129

6.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

   Consider the largest two-digit number n that satisfies all of the following conditions.

(1)    when n is divided by 7, the remainder is 1.

and (2) when n isdivided by 6, the remainder is 2.

Find the sum of all digits of n.

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Given that three sides length of a right-angle triangle are 7.5 cm, 10 cm, 12.5 cm.

Find the area of the triangle, in cm2.

36

49

64

66

72

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