2 answers:
We have

And we want

Another way to read it is

It should be clear that the solution is 
Answer:
16 / 81 = 0.1975308642
2 / 3 = .6666666666666
.6666666666666^x = 0.1975308642
Taking logs of both sides:
x * log (.6666666666) = log (0.1975308642)
x = log (0.1975308642) / log (.6666666666)
x = -0.7043650362 / -0.1760912591
x = 4
Step-by-step explanation:
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It is 8/-6 bcuz you go up 8 and then left 6 but it will be negative 6 bcuz its left
Answer:
40%
Step-by-step explanation:
1.50 - 0.90 = 0.60
0.60 cents are saved.

0.4 = 40%
hope this helps :)
1st rectangle:
width: 2.48cm
length: 4.96
2nd rectangle:
width: 4.96 (equals to the length of the 1st rectangle)
area: 9.92
length: 9.92/4.96 = 2
ANSWER: 60% of the members are males
How?
-800 total
-320 females
800 - 320 = 480
480/800 = 0.6
Hope this Helps!
Parallel line means the same slope
(8-1)/(-17-a)=(1-5)/(a+2)
so a is 18