8 hours.
19+19+9 = 47
-19 - 9 = -28
19
The sum of 19 and 9 is 28.
To find the number that, when multiplied by 19, gives 9, you can set up the equation (19x = 9). Solving for (x) gives (x = \frac{9}{19}). Therefore, the number you are looking for is (\frac{9}{19}).
21/9 = 19/9 so its reciprocal is 9/1921/9 = 19/9 so its reciprocal is 9/1921/9 = 19/9 so its reciprocal is 9/1921/9 = 19/9 so its reciprocal is 9/19
19/9
19+19+9 = 47
9 + 9 + (9/9) = 19
-19 - 9 = -28
It is 9/19 = 0.47 approx.
9 out of 19 = 47.37%
19
The sum of 19 and 9 is 28.
19
9 - (-10) = 9 + 10 = 19
9 plus 10 = 19