Answer:
37
Step-by-step explanation:
1+36=37
First we will calculate rate of work of rosa and amy.
work done by rosa in time t=t*1/7
Work done by Amy and rosa=t(1/7+1/4.2)
t/7+t/a=t/4.2
t=10.5 hr
Always keep remember those formula or logic belowWork rate × Time to finish the job = 1 job done
Work rate = (1 job done) / (Time to finish the job)
Time of doing the job = (1 job done) / (Work rate)
Answer:
Avery's mistake was adding the fractions together, she should've multiplied them together to get 3/8 square yards.
Answer:
Lins house is 315 metres from school
Step-by-step explanation:
It's simple, just do 450-135.
