(a)[1]
Calculate the amount she pays.
(b)[2]
What change does he get back from a $10 note?
(c(i))[1]
Work out what she receives each week.
(c(ii))[2]
Work out her total pay for that week.
(d)[2]
Work out how many hours he works in one week.
(e)[3]
Work out the clock’s cost in dollars, correct to the nearest cent.
(f)[3]
Calculate the value of his investment at the end of 3 years.