Bài kiểm tra Toán học - Lớp 5

Convert this percentage to a fraction: 60 % = .

What is the ratio of the number of triangle to the number of circles?

• 65%

• 100%

• 120%

• 50%

Convert this ratio to a percentage: 25 : 100.

• 10%

• 25%

• 15%

• 20%

What is 50% of 200?

• 50

• 100

• 25

• 75

Fill in the blank: 25% of ____ is 40.

• 160

• 100

• 80

• 200

30% of Sarah's savings is $90. How much does she have in total?

• $300

• $270

• $150

• $450

What is 45% of 200 kg?

• 100 kg

• 5 kg

• 90 kg

• 10 kg

There are 30 students in the class, 30% of them are boys. How many boys are there?

• 12

• 6

• 9

• 14

What is the area of the triangle below?

• 18

• 18

• 80

• 40