Answer:
32.55
Step-by-step explanation:
They mowed total of 11/15 (5/15 + 2/5) already, so they still have 4/15.
The time Pam got home is 5:25 pm.
<h3>How to calculate time </h3>
Remember that 60 minutes is equivalent to 1 hour. When adding minutes together, when the minutes exceeds 60, convert to an hour.
<h3>How to determine the time Pam got home</h3>
In order to determine the time she got home, add the time she used to watch the movie , to the time she used to ride her bike home to the time the movie started.
2:53 + 1:52 + 46 = 5:25 pm
To learn more about addition, please check: brainly.com/question/19628082
Answer:
78 Ft. ^2
Step-by-step explanation:
Cut it into two pieces, 6x2, and (15-9)x11, and solve.
1. 12
2. 66
Add: 66+12= 78!
Answer:
Yes, because when waves are at the same place at the same time, the amplitudes of the waves simply add together and this is really all we need to know!
Step-by-step explanation:
The sum of two waves can be less than either wave, alone, and can even be zero. This is called destructive interference.
If we place the waves side-by-side, point them in the same direction and play the same frequency, we will have constructive interference.
