Дробь, которая больше 3/5, но меньше 4/5. Если можно, объясните как найти, то что надо увеличить знаменатель это понятно но как найти на сколько не могу понять.

4.You are telling a friend some news. Use the notes and complete the second sentence. Sometimes you need to use the active and sometimes the passive.

? (Past simple: Claire / go / to Florida / last month)
You remember Claire? She went to Florida last month.
? (Present perfect: send / our luggage / to Australia)
Bad news about our luggage. It's been sent to Australia.
1 (Past simple: Claude Jennings / win / the quiz competition)
Did you hear about the quiz competition? It ................

2 (Past simple: Mrs Miles / do / a parachute jump / last week)
You know Mrs Miles? She ..............................................

3 (Present perfect: a bull / attack / David)
Have you heard about David? He's ............

4 (Present continuous: build / the house)
Trevor and Laura have bought a house. It's still ........................

5 (Present simple: Andrew / like / Jessica)
Did I tell you about Andrew? He .............................

6 (Present perfect: throw away / your stamp collection)
Bad news about your stamp collection. It's ................

7 (Present perfect: Martians / kidnap / my neighbours)
Did I mention my neighbours? They've……………

8 (Past simple: five people / see / the ghost)
Did you hear about the ghost? It ............................