You have to find the percentage of calculators that are defective. to do this you do 6/900. Which equals 0.006666, you convert it to a percent by moving the decimal point 2 to the right which is 0.6666%, then you round to the nearest tenth as instructed in the question and you get 0.6%
Remember you can do antyhing to an equation as lnog asyou do it to both sides
divide both sides by 3
2x+4=-2
minus 4 both sides
2x=-6
divide by 2
x=-3
The unit rate is 22 gal/min. So, you have
Then, you have
So, a minute and a half after 12 minutes, an additional 33 gallons will be pumped in. A total of 297 gallons
will have been pumped into the pool after 13 and a half minutes.
Answer:
3+2+2-1+2=8
Step-by-step explanation:
Hope this helps!