Midterm Review

• Mathematics
• Secondary Education

If 305 x 125 = 38 125
What is 30.5 x 12.5 = ?

Choose a number that is closest to
12.7 12.8 12.10

​​​√​165​​​

5​2​​x5​n​​=125

4​3​​x4​p​​=1

2​6​​divide2​n​​=16

​2​x​​​​2​5​​​​=32

Work out the inverse of

y=​3​​5x+4​​

Work out the inverse of

y=3x+5

What is the nth term of the sequence 4, 11, 18, 25?

Look at this number sequence 20, 16, 12, 8.
Jane thinks that the nth term can be 5 - 4n. Is she correct? Explain your reasoning.

Work out 6(12 +20) -

5​3​​

Round 235. 00496 to the stated degree of accuracy.
a. 1 sf b. 1 dp c. 4 dp d. 2 sf

Work out

​0.00008​​5.6​​

Work out
34.5 x

10​3​​

Work out
45.65 x

10​−4​​

Andy travels a distance of 100km in 4 hours. What was his average speed?

Mike travels 25 km in 2 hours and 30 minutes.
John travels 100 km in 11 hours and 10 minutes.
Who is traveling faster? Show your workings.

Write the order of rotational symmetry of a square.

Write the order of rotational symmetry of the kite.

Write the order of rotational symmetry of a rectangle.

Find a.

Find b

Find c.

There are 30 students in year 8 class. Kate wants to know whether boys or girls perform better at Maths. Write down two of the six steps she will follow with the statistical investigation.

Write down and explain one problem that Kate may have when she is collecting data.

Mother eats 5/8 of the pizza. Father eats 1/4 of what is left of the pizza. What fraction of the pizza does father eat?

Work out and simplify.

​5​​2​​⋅​8​​6​​

Work out and simplify.

​3​​1​​divide​27​​5​​

What is one-half of two-thirds of three-quarters of 300?

Good Luck!