4(13-b)=6(2-0.5b)
52-4b=12-3b
-4b+3b=12-52
-b=-40
b=40
Well, the teacher, is rounding up from the Thousandths place, meaning, they're looking at the 3, and, seeing if they can round the number in the hundredths place up. Since, it's a 3 in the thousandths place, the teacher keeps it the same, and, says 0.47 liters.
The parents are looking at the number in the hundredths place, and, seeing if they can round it up, since, it's a 5, and 5 or higher, you round up, they round it up to 0.5 liters.
I hope this helps!
Try to find two numbers that multiply to -63 and add to -2:
They are -9 and 7.
the factored form is (x-9)(x+7)
For this case we define the following variable:
x: time it takes A to perform the job separately.
We then have the following equation:
From here, we clear the value of x.
We have then:
Therefore, the time it takes for B to complete the work is:
Answer:
B will spend 12 hours doing that work separately
The answer should be Census! Census, by goggle meaning “an official count or survey of a population, typically recording various details of individuals.”
Cluster samples are more of different groups being surveyed.
I’m this case it’s for the ride, so it’s only for one thing and No one is getting split up.