Maths

Question 1

How to calculate % increase?

Answer 1

• Work out the difference between the two numbers you are comparing IE initial and final value
• Divide the increase by the original value and x the answer by 100
  EG 45 to 120 I 120 - 45 = 75 I 75/45 = 1.6 I 1.6 x 100 = 166

Question 2

Mean

Answer 2

Add them all up and divide by the number there are

Question 3

Mode

Answer 3

The number that occurs most often

Question 4

Median

Answer 4

The middle number after arranging them in ascending order (if two numbers in the middle, add them together and divide that number by two)