Answer:
5 i think
Step-by-step explanation:
Answer: 10.3 s
Step-by-step explanation:
Given
The height of the arrow is given by 
At
and 
When arrow hits ground, h becomes 0 i.e.

Neglecting the negative value of t
So, the arrow hits the ground after 10.30 s
Answer:

Step-by-step explanation:
Given


Required
How much farther is she on Tuesday
To do this, we simply calculate the difference between distance covered on both days.


Take LCM


<em>Hence, she ran 13/40 mile farther on Tuesday</em>
Answer:
n=-2,A
Step-by-step explanation:
15-3n=21
-3n=21-15
-3n=6
n=6/-3
=-2
What question are you trying to ask?