3/5 of a number is 162. Work out the number.
If we call the unknown number 'x' we can put it in to an equation to work it out as we known 5/3 of the number is 162.5x/3 = 162then times each side of the equals symbol by 5 to get (3x/5) 5 = 16235which is the same as 3x = 810thereforex = 810/3 = 270
LM
Related Maths GCSE answers
All answers ▸How do I tackle fractional powers?
A new car costs £12,000. It decreases in value by 5% each year for the first 5 years and then increases in value by 2% after that. How much does it cost after 7 years?
Solve the equation (3x + 2)/(x - 1) + 3 = 4 (3 marks)
Kenny has £3200 in a savings account. After a year, the bank pays him interest increasing his balance to £3360. What percentage rate was applied to the account?