I only have the answer for 3 and i believe it is 20,090
Set up two fractions:
8/x and 3/5
Set them equal to each other and cross multiply to get:
8*5 = 3x
40 = 3x
13.3 = x or 13 and 1/3 feet tall.
Answer:
0.41961
Step-by-step explanation:
Line the numbers up, multiply, move the decimal five times to the left.