Answer:
Its D on e2020
Step-by-step explanation:
trust me
Answer:
240/30= 8
144/3= 48
135/45= 3
108/9= 12
Step-by-step explanation: these are it simplified aka divided
The answer is C.31.2 HOPE IT HELPS
Answer:
60/37 or 1 23/37 hours.
Step-by-step explanation:
Work in rates per hour:
1/4 + 1/5 + 1/6 = 1/x where x is the time taken when they work together.
Multiply through by the LCD ( = 60x):
15x + 12x + 10x = 60
37x = 60
x = 60/37 = 1 23/37 hours.