Steve is a plumber and has won a contract to put sinks into a block of flats. If he works hard he gets a bonus of £9.80 for every sink he outs in over the
total of 50. How much bonus money does he earn for 49 sinks?

The number of possible solutions of a polynomial can be found by looking

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Charlie tosses five coins.what is the probability that all five coins will land tails up.