What is the average temperature in September?

QuestionThe average temperature in May is 18 ºC.The average temperature in November is a third of the average temperature in May.The average temperature in September is twice the average temperature in November.What is the average temperature in September?---------------------------------------------------------------------There are 3 key pieces of information the question gives us:1) The average temperature in May is 18ºC2) The average temperature in November is a third of the average temperature in May3) The average temperature in September is twice the average temperature in November(I know I may have just rewritten the question but for the sake of understanding this is key)In order to answer this question there are 2 steps required:Step 1) Find the average temperature of NovemberStep 2) Use that to find the average temperature in September------------------------------------------------------------------------CalculationsStep 1) The average temperature in November is calculated by doing 18 divided by 3 which gives us 6.Step 2) Therefore the average temperature in September is 6 multiplied by 2 which gives us the answer of 12ºC 

IS

Related Maths 11 Plus answers

All answers ▸

Why do we use algebra?


Barney has 12 items of fruit. Four of these are apples. If Lucy takes one of Barney's items of fruit at random what is the probability it will be an apple? What is the probability it will not be an apple?


How do I add fractions?


Which of the following is the most likely weight of a bag of flour? A 2 g B 2 litres C 2000 kg D 200 mm E 2 kg