9/10 Math Exam Revision

Question 1

How many restaurants have fewer than 40 menu items?

Accepted Answer

2

Question 2

What type of correlation is this scatterplot?

Accepted Answer

Moderate positive linear

Question 3

What is the mode?

Accepted Answer

The most common number (s)

Question 4

What is the y intercept?

Accepted Answer

Where the line crosses the y-axis

Question 5

What is the Pr(Red)?

Accepted Answer

4/9

Question 6

What is the y-intercept of this line?

Accepted Answer

(0, 3)

Question 7

Calculate the simple interest on $100 invested for 5 years at 3 % p.a.

Accepted Answer

$15

Question 8

Are you ready for your exam?

Accepted Answer

Bring it ON!!!

Question 9

For a loan from the bank which would cost you less?

Accepted Answer

Simple interest

Question 10

Pr(F U H)?

Accepted Answer

24

Question 11

What is the gradient of the equation: y = 2x +3

Accepted Answer

2

Question 12

If your cost price is $15 and you want a profit of 25% what is the selling price?

Accepted Answer

$18.75

Question 13

If two balls are taken out without replacement what is the probability that both are white?

Accepted Answer

1/12

Question 14

What is the range for this data set? 5 15 8 3 25 6 9 11

Accepted Answer

20

Question 15

An item is originally $75 but you pay $50. What is the percentage discount?

Accepted Answer

33.33 %

Question 16

What is the gradient of this line?

Accepted Answer

-2

Question 17

What is x? x - 6 = 15

Accepted Answer

21

Question 18

On a box plot what is Q2?

Accepted Answer

The median

Questions 18