11MAT

Algebra

100

Which of these are like terms?

2x     5x²     -3x     4xy

2x and -3x

150

What value of x allows the equation x - 3 = 7 to be correct?

x = 10

200

If 5y = 30, what is the value of y?

y = 6

250

If 2x + 5 = 7, what is the value of x?

x = 1

300

Expand 2(x + 5) 

2x + 10

Geometry

100

What is the name of a 7-sided shape?

Heptagon

150

What is the sum of all angles in a triangle?

180^o

200

Give an example of acute angle.

Any angle between 0^o and 90^o

250

Name the triangle which has only two equal sides?

Isosceles triangle

300

What is the sum of all angles in shape that has 5 sides?

540^o

Number

100

Round the number 2.3392 to 2 decimal places.

2.34

150

Convert 45% to a simplified fraction

9/20

200

Simplify the ratio 25:40

5:8

250

Express 75,400 to scientific notation

7.54 x 10⁴

300

Round 12.783 to 3 significant figures

12.8

Measurement

100

Daniel sat for an exam that last 2 and half hours. How long is that in minutes?

150 minutes

150

Convert 89 ml into litres.

0.089 L

200

What is the radius of a circle if the diameter is 24 cm?

12 cm

250

What is the volume of a cube with sides 7 cm?

343 cm³

300

Koharu is driving a car at 80km per hour.

How long did she take to drive 280 km?

3 and a half hours.