Answer:
15 people
Explanation:
since Raul and his friends each weigh 1/20 ton,
and the total weight reads 3/4 ton
The total number pf people on the scale will be:
The total weight of Raul and his friends divided by their individual weight
==> (3/4 ton) รท (1/20 ton)
= 3/4 X 20/1 = 15 people