Year 9 Mathematics Quiz Competition Candidate 2

Solve for x: 2x + 5 = 15

• 10

• 0

• 5

• 7

Calculate the area of a triangle with base 10 and height 5.

• 20

• 25

• 15

• 30

If 3 apples cost $1.50, how much do 12 apples cost?

• $9.00

• $3.00

• $6.00

• $4.50

Apply the Pythagorean theorem to find the hypotenuse of a right triangle with legs of 6 and 8.

• 10

• 12

• 8

• 14

Solve for y: 3y - 7 = 2y + 5

• 5

• 10

• 12

• 15

Calculate the area of a rectangle with length 12 and width 7.

• 96

• 84

• 70

• 84.5

If 5 kg of rice costs $10, how much does 1 kg cost?

• $1

• $2

• $3

• $5

Find the median of the following data set: 12, 15, 11, 14, 13.

• 14

• 15

• 13

• 12

Use the Pythagorean theorem to find the length of the missing side in a triangle with sides 9 and 12.

• 15

• 10

• 18

• 14

Solve for x: 4(x - 2) = 3x -1

• -2

• 7

• 10

• 5