Ben will receive £390
Alex and Ben share £520
They share this money in the ratio 1:3
The fraction of this amount that Ben will receive can be calculated as follows
1 + 3
= 4x
4x= 520
x= 520/4
x= 130
Ben Fraction= 130 × 3
= 390
Hence Ben's fraction of the money is £390
Read more on fraction here
https://brainly.com/question/13920964?referrer=searchResults
#SPJ1