Math Competition Round 1

if x = 3 , what is the value of the expression 2 x + 5 ?

• 11

• 7

• 9

• 6

Which of the following is prime number?

• 9

• 13

• 15

• 25

if the distance between two points is 12 meter, what is the distance in centimeter?

• 120 cm

• 1200 cm

• 12000 cm

• 1.2 cm

which of the following is not an integer?

• 4

• 3.5

• 1

What is the greatest common factor between 24 and 36?

• 12

• 6

• 24

• 18

What is the area of triangle with base 10 cm and height 5 cm?

what is 25 % of 200?

• 25

• 50

• 75

• 100

if the length of one side of a cube is 3 cm, what is the volume of a cube?

How many sides does the Decagon have?

• 12

• 8

• 10

• 9

The perimeter of rectangle is 48 cm, if the length is 14 cm, what is the width?

• 12 cm

• 8 cm

• 10 cm

• 16 cm