Answer:
7/3
Step-by-step explanation:
i hope this works :)
Answer:
1 1/8
Step-by-step explanation:
Answer:
12+ (-6) + (-2)
Step-by-step explanation:
Take the amount of money she started with and subtract the purchases
12 - 6 -2
If we want to use addition, add the opposite
12+ (-6) + (-2)
Answer:
1/3 hr or 20 min.
Step-by-step explanation:
Call the trains A and B
Remember d = rt
Distance train A travels is 80t
Distance train B travels is 70t
Now, 80t + 70t = 50
150t = 50
t = 50/150 = 1/3 hr or 20 min.