Rule of 72 is (72/interest%), so we do
(72/2.1%)=34.3
the answer is B
Answer:
It would be $31.80
Step-by-step explanation:
First thing you want to do is to take 6% of $30, which is $1.80.
Add that $1.80 to $30 to get the price after sales tax.
9514 1404 393
Answer:
B. 3x+y=4
Step-by-step explanation:
The constant on the right is positive, so the signs of the coefficients match the signs of the respective intercepts. The graph shows both x- and y-intercepts are positive, so the equation will have positive coefficients everywhere. The appropriate choice is ...
3x +y = 4
Answer = a) 2.57 because it is to the most number of decimal places so it is the most accurate