David can finish painting the room in 6 hours, and his elder brother Antony can finish it in 4 hours. If both brothers paint the
room together, how many hours will it take them?
1 answer:
Answer:
Step-by-step explanation:
1/6+1/4=5/12
5/12 of the job is done in 1 hour
so
5/12+5/12= 10/12
so 10/12 of the job is done in 2 hours
and then simplify 5/6 so then add 1/6
so it is done in 2 hours and 24 minutes
You might be interested in
Answer:
- Frank grows 535 trees during holiday season
- in November sold 215
- then dec sold 275
- 535 minus 490 which gives a total of 45 trees left
- then to find out how many trees he will have next season 650 plus 45 gives 695
I'm not sure what this question means exactly, maybe the principals goal is unrealistic?
Answer:
-4
Step-by-step explanation:
f(0)=(-2/3)(0) - 4
= - 4
It is most likely the mean. Because the mean is the center of the data
Answer:
Step-by-step explanation:
y = x .....(1)
.... (2)
By solving equation (1) and equation (2)
or 
x = 0, x = 1
y = 0, y = 1
A = 
A = 
A = ![\frac{2}{3}[x^\frac{3}{2}]_{0}^{1}-\frac{1}{2}[x^2]_{0}^{1}](https://tex.z-dn.net/?f=%5Cfrac%7B2%7D%7B3%7D%5Bx%5E%5Cfrac%7B3%7D%7B2%7D%5D_%7B0%7D%5E%7B1%7D-%5Cfrac%7B1%7D%7B2%7D%5Bx%5E2%5D_%7B0%7D%5E%7B1%7D)
A = 
A =
