First covert 39.5% to a decimal to get 0.395.
0.395 written as a fraction is

Simplify

to get
Answer:
If I am not wrong Arnold's dog weights 20 and his brother 30 because if the total is 50 add 10 then divide by 3 and you get 30 ( dog of brother)
50 - 30 = 20
Step-by-step explanation:
Answer:
12√2
Step-by-step explanation:
24 = x√2
24/√2 = x
12√2 = x
Answer:
120 + -40(3) = 0
Step-by-step explanation:
3(40) = 120
120 + -40(3) = 0
Answer:
450 meters
Step-by-step explanation:
4 minutes = 240 seconds

solve for x
x = 438m