20 x .80 = 16
So the answer would be 16.
I hope this helps :)
Well if you add them all together you would get 25. You would have 9/25 red marbles. Then you would take 9 and divide it by 25 and get 0.36 and if you move the decimal over 2 places you’ll get 36%
The park is 2.25 km away, and Dave can travel .15 km per minute. Divide 2.25 by .15 to get how many minutes it will take him to get to the park. 2.25/.15 = 15. It will take Dave 15 minutes to get to the park.
Answer:
9.043478261
Step-by-step explanation:
I hope this helps!