PLEASE HELP Adele, Barbara and Collette share $680 in the ratio 9: 7:4.

(a) Show that Adele receives $306.

(b) Calculate the amount that Barbara and Collette each receive.

(c) Adele changes her $306 into euros (€) when the exchange rate is €1 = $1.125.
Calculate the number of euros she receives.

(d) Barbara spends a total of $17.56 on 5 kg of apples and 3 kg of bananas.
Apples cost $2.69 per kilogram.
Calculate the cost per kilogram of bananas.

(e) Collette spends half of her share on clothes and
of her share on books.
Calculate the amount she has left.