A Boat Travels Upstream (Against the Current) Between Two Points $10$

question 88

Multiple Choice

A boat travels upstream (against the current) between two points on a river $10$ mi apart in $2.5$
Hours. The return trip downstream takes only $45$
Minutes. What is the boat's speed, and how fast does the current in the river flow?

• A)The speed of the boat is \(4.5\)
• Mi/h and the speed of the current flow is about \(8.4\)
• Mi/h
• B)The speed of the boat is \(8.7\)
• Mi/h and the speed of the current flow is about \(4.7\)
• Mi/h
• C)The speed of the boat is \(6.7\)
• Mi/h and the speed of the current flow is about \(8.7\)
• Mi/h
• D)The speed of the boat is \(5\)
• Mi/h and the speed of the current flow is about \(4\)
• Mi/h
• E)The speed of the boat is \(13.7\)
• Mi/h and the speed of the current flow is about \(6.7\)
• Mi/h.

---

Definitions:

American Depository Receipts

Securities that represent shares in foreign public companies and are traded on U.S. stock exchanges, allowing investors to invest in overseas stocks more easily.

World Equity Benchmark Shares

Exchange-traded funds that aim to provide investment results that, before fees and expenses, correspond to the price and yield performance of specific international equity indexes.

ADRs

American Depositary Receipts, a way for investors to own shares in foreign companies, where the shares are held by a US financial institution overseas and traded on American exchanges.