I think its (6.5+3.25)÷0.2=48.75
dont quote me on that, I tried and I'm not the best at math lol.
Answer:
10.
here,
h=c
b=5
p=12
,we know that,
h²=b²+p²(pythagoras theorum )
c=5²+12²
c=25+144
c=169
hence the value of c is 169.
1000 meters in a kilometer
500 meters in 1/2 kilometer
It will take 45 weeks.25 weeks to gain back the 500 dollor he spent and 20 to make 400 dollor from it