Answer:
19.2
Step-by-step explanation:
The answer would be 60, if you add 13,15, and 12 up you get 40. Those numbers would be considered 2/3 of all the marbles. Divide 40 by 2 to get how many marbles is 1/3. You would get 20 being a third if the marbles. Add that to the original 40 and you’ll get a total of 60.
Answer:
this is a rubric for an assignment not the work :)
Step-by-step explanation:
yay brainlyest
Answer:2000
Step-by-step explanation:I think
42.43 you would just square root it by typing in 1800 then hitting the radical sign. Hope this helped
