Suppose the English could drill the Channel in 6.2 years, then they drill with speed km per year, where L is the length of the English Channel. If the French could drill in 5.8 years, then their speed of drillling is km per year.
Together their speed will be
.
If they drill together, they will spend
years.
Answer: it would have taken nearly 3 years.
9.75
Just divide 195 by 20. You’d get 9.75 as an answer.
Answer:
2 and 4
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
because i know how to do it