Answer:
5 hours
Step-by-step explanation:
-150 miles in all
-75 miles per speed
<u>60 mph...</u>
60 miles per hour over 75 miles
75 miles ÷ 60 miles = 1.25 hours
<u>20 mph...</u>
20 miles per hour over 75 miles
75 miles ÷ 20 miles = 3.75 hours
<u>Total hours of driving...</u>
60 mph for 1.25 hours
20 mph for 3.75 hours
3.75 hours + 1.25 hours = 5 hours total
Answer:
where are the 2 problems?
Answer:
One-fourth times 32
Step-by-step explanation:
Yes, I know...31.3 rounded is 31, not 32. But it's closer than any other number.
Answer:
204.4 amu
Step-by-step explanation:
0.30 * 203 = 60.9
0.70 * 205 = 143.5
60.9 + 143.5 = 204.4 amu
I hope this helps!
