First, how much water is required?
Multiply 702 by 1.2 acre ft; the result is 842.2 acre ft of water.
Next, mult. this result by the rate $12.95/acre-ft:
$10909 to water his 702 acres of crops.
The mean basically means the average number between all numbers given. You can find the mean by adding them together and diving by the number of numbers. In this case, 12 + 24 + 24 + 52= 112. Divide 112 by 4 and the answer is 28. Therefore, the mean is 28.
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3/5 = 51/85
Therefore, 51 red marbles and 85 green marbles follows the required ratio.
If an isosceles triangle has a 130 degree angle, the other two angles must be 25 degrees since this is the only combination adding to 180.