Answer:
x=15/8
Step-by-step explanation:
Answer:
8 minutes
Step-by-step explanation:
time = distance/speed
A decrease of 15 mph from 45 mph means the speed on the second segment is 30 mph. Filling in the given values in the above equation, we have ...
... time = (4 mi)/(30 mi/h) = 4/30 h = 8/60 h × (60 min/h) = 8 min
Answer:
Option C
Step-by-step explanation:
18/36 = 72/144
Multiply each identity on the left hand side by 4
(18×4)/(36×4) = 72/144
which is equal to the right hand side..
They are equivalencies
Answer: 18
Step-by-step explanation: 3 + 10 = 13. 3 + 2 = 5. 13 + 5 = 18
