Emma changed £500 into rand before going on holiday, at an exchange rate of £1= 20.8 rand. A) how many rand did she get for her £500.

Emma spent 8000 rand on holiday. When she got home, she changed her leftover rand into pounds at the new exchange rate of £1= 19.6 rand.

B) How much money did she get back in pounds?

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.