12 problems = 30 minutes
24 problems = 60 minutes
36 problems= 90 minutes
48 problems = 120 minutes
60 problems = 150 minutes
Mary can respond 60 problems in 2 hours and 30 minutes/ 2 hours and half/ 150 minutes.
Hope this helps xx
The horizontal distance to the control tower is approximately 18506.83m
Data;
- distance from the ground = 3900m
- angle of elevation = 11.4 degrees
- horizontal distance = ?
<h3>Trigonometric Ratio</h3>
To solve this problem, we need to use trigonometric ratio SOHCAHTOA.
In this case, we have the value of opposite and angle and we need to find the adjacent to the angle. The tangent of the angle would be perfect for this.

The horizontal distance to the control tower is approximately 18506.83m
Learn more on trigonometric ratio here;
brainly.com/question/4326804
Answer:
What is the variance? 84000
What is the standard deviation, rounded to the nearest whole number? 290
5 stars if this helped
Step-by-step explanation:
Answer: don't know sorry
Step-by-step explanation:
I think x=8
8/4 = 2
16/2 = 8