Sara is buying a new car
She will keep the car for 5years.
Which car is better value for 5years.
Diesel car buying price £29515 average running cost £1200 each year. Petrol car buying price £26775 average total running costs £8000 for 5years

The table shows a pattern of exponents. what is the pattern as the exponents decrease?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)