The total number of shirts is 35 you are most likely to pick a black shirt you are least likely to pick a red shirt
Their daily rate is

miles per day
Using distance-speed-time formula, we can calculate the time

days
They need 21-3=18 more days to finish the trip
Answer:
Step-by-step explanation:
5x+2x+7=7x+7
To find you answer take
1.75 x 75 =131.25
so they made $131.25
If you meant to state that Jenna hiked 3/8 mile in 1/4 hour, then we can convert that to miles per hour:
3
-- mile
8
---------- = (3/8) / (1/4) mph = 12/8 mph, or 3/2 mph, or 1.5 mph (answer)
1
-- hour
4