Answer:
800mph
Step-by-step explanation:
Step one
Given data
time taken= 3 h 33 min
= 3.55 hours
distance = 2840 miles
Step two:
from speed= distance/time
substitute
speed= 2840/3.55
speed= 800mph
Hence the speed is 800mph
6.48%
t - c = b
t = 31.93
c = 29.99
b = 31.93 - 29.99
b = 6.48%
he has 9 quarters and 12 nickles.
but there is not any blank
5x+7
3x+3+2x+4
3x+2x+3+4
plz mark as brainliest
