20/10 is same as 20:10 so the whole number is 2
20%
100%(total points possibly given)
- 80% (points received)
equals 20%
Answer:
perimeter of the garden=2(length+width)
=2(7√13+√13)
=2(8√13)
=16√13
You'd have to get 112 out of 140 in order to get an 80% right on the dot