How do I do part b?
Please help.

Answer:
[tex] \pounds100[/tex]
Step-by-step explanation:
[tex] \because \pounds \: 1 = € 1.15... (given) [/tex]
Multiplying both sides by 100.
[tex] \pounds 1\times 100= € 1.15\times 100 [/tex]
[tex] \pounds 100= € 115 [/tex]
[tex] \therefore € 115 =\pounds 100[/tex]