Answer:
45 degrees
Step-by-step explanation:
As the two angles are on a line, they are supplementary. Therefore, x = 180 - 135.
Answer:
9.1%
Step-by-step explanation:
The total number of observations is 33. The number in the second class is 3, so the relative frequency is ...
3/33 × 100% = (100/11)% ≈ 9.1%
Answer:
52
Step-by-step explanation:
13 * 4 = 52
(is * 4 since 4 * 3 months is a year)
The answer is 90 because you need to do 6x15 which =90