Answer:
4(4.5+13)=70 cm
And
(4.5+13)+(4.5+13)+(4.5+13)+(4.5+13)=70 cm
I think this one *might* have multiple possibilities but these are just 2 that I can think of
Explanation:
There are 4 friends, so whatever you get by adding the bracelet and the earrings, you have to multiply by 4.
4.5+13=17.5
17.5x4=70 cm