Answer:
70 min
Step-by-step explanation:
If we take the hypothesis that by the end of the fifth day he had 5h20min drums practice then the remaining time to get to 7 hours practice time would be 1h40min.
Answer:
x is 70°
Step-by-step explanation:
80 + 55= 135
180-135 = 45
45 +45 =90
180-90=90
80+80= 160
180-160= 20
20 +90= 110
180-110 = 70
x is 70
