176k views
1 vote
Joshua borrowed $1000 from his friend and paid him back $1050 in six months. What simple annual interest did Joshua pay his friend?

User Newmoney
by
3.8k points

2 Answers

2 votes

Answer:

Explanation:

1050=1000(1+.5*i)

i= 10%

User Coxx
by
4.3k points
3 votes

Answer:

80 dollars is the correct answer

User Ryan Thomas
by
4.0k points