Nina's rate
mph
convert 3400 to hours
60mins per hour, 60 seconds per minute
60*60=3600 sseconds per hour
3400/3600=17/18
convert feet to miles
63360/5280=12
12 miles per (17/18) hours
12/(17/18)
multiply by 18/17
216/17=12.70588
about 12.7 miles per hour
Answer:
134 square feet
Step-by-step explanation:
find the area of the whole wall: 9 x 18 = 162
find the area of the painted section: 4 x 7 = 28
subtract the area of painted space from the whole area: 162-28=134
Answer:
5
Step-by-step explanation:
1 yard=3ft.
2x3=6
30/6=5
Answer:
that will be A
Step-by-step explanation:
The mass of the solution is 190 g - 120 g = 70 g. Thus, it's density is 70 g / 50 mL = 1.4 g/mL.