No. Age function has nothing to do with height. A five foot man could be ninety three, or a five year old boy could be four feet tall. Age and height have nothing to do with each other.
I am not really sure but I have a feeling it’s (B.)
3(3x-1)^2=21
(3x-1)^2 = 7
3x-1 = square root of 7
3x = square root of 7 - 1
x = (square root of 7 - 1)/3
Remember that when you are making stimates, you are going to roiund to the nearest dollar. Since $3.29 is closer to 3 dollars than four dollars, Sam should use the 3 dollars figure to estimate if he can afford 4 gallons of gas.
$3+$3+$3+$3=$12
The actual value is

, so $3 per gallon is indeed a god estimate.
We can conclude that the correct answer is: <span>
$3 + $3 + $3 + $3 = 12, so Sal can afford the gas.</span>
Answer:
1. 60 // It can be found between whole numbers 63 and 65.
2. 10 // It can be found between whole numbers 6 and 8.
3. 20 // It can be found between whole numbers 18 and 20.
Step-by-step explanation:
Rounding rules of rounding up if the next place is 5-9, or rounding down if the next place is 0-4.