two pools are being drained.To start,the first pool had 3100 liters of water and the second had 3472 liters of water.Water is be ing drained from the first pool at of 21 liters per minute.water is being drained from the second pool at a rate of 33 liters per minute
1 answer:
First pool: 21 liters per min so to get 3100 gone do 3100 divided by 21 which equals 147
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Answer: Its not possible.
Step-by-step explanation:There aer two vairables. Whats the value of N
solution:
\sum ei =0
that is
\sum (yi-yiˆ)=0
means,
\sumyi = \sum yiˆ
yi = \alpha +\beta xi+ei
yiˆ=\alphaˆ+\betaˆxi
so,
\sumei=0
hence proved
Answer:
0.91
Step-by-step explanation:
27 1/5 + 2/6
\\Convert to like fractions:
= 27 6/30 + 10/30
\\Add the fractions
= 27 16/30
\\Simplify by dividing by 2
= 27 8/15
Answer: 27 8/15
- 2 3/5 - 1 2/3
= -2 9/15 - 1 10/15
= (-2 9/15) + (- 1 10/15)
= -3 19/15
= -4 4/15
Answer is B
-4 4/15
