Joe completes an average of (10 ft)/(5 h) = 2 ft/hour. Bill completes an average of (10 ft)/(4 h) = 2.5 ft/hour. Together, they complete 2+2.5 = 4.5 ft/hour. At that rate, it will take them
... (120 ft)/(4.5 ft/h) = 26 2/3 h
Answer:
q=371
Step-by-step explanation:
3/x=5/y multiply both sides by y
3y/x=5 divide both sides by 3
y/x=5/3