Answer:
60 minutes, or 1 hour.
Step-by-step explanation:
90 minutes ÷ 3 = 30 minutes, so 30 minutes equals 1 third of the total time he spent at the gym, and he lifted weights for 30 minutes. The remaining 2 thirds, 60 minutes, is the time he spent on the treadmill.
Answer:
Quadrant 2
Step-by-step explanation:
Convert radians to degrees
7pi/8(180/pi)
1260/8=157.5
157.5 degrees would fall into quadrant 2
Really to answer this questions you just have to round all the numbers.
Answer: 11
Step-by-step explanation: 5x-15= 3x+7
Combine like terms: 2x= 7+15
Add = 2x= 22
Divide: equals 11