Answer:
what is the question/prompt
Step-by-step explanation:
3 hours . . . 6 minutes . . . 45 seconds
+ 8 hours . . 55 minutes . . . 20 seconds
________________________________
11 hours . . 61 minutes . . . 65 seconds
But 65 seconds = 1 minute . . . 5 seconds
11 hours . . 62 minutes . . . 5 seconds
But 62 minutes = 1 hour . . . 2 minutes
12 hours . . 2 minutes . . . 5 seconds
I think this is regrouping, but with 60s instead of 10s.
Answer:
B. 74
Step-by-step explanation:
edge2021 hope this helps
X 1 = π , x 2 = 3 π/ 2
y 1 = - 1, y 2 = 2
The Rate of change = ( y 2 - y 1) / ( x 2 - x 1 )=
= [2 -( -1 )] : ( 3 π /2 - π ) = 3 : π/2 = 6 / π ≈ 1.91