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

question 58

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.

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Definitions:

Direct Material

Primary raw materials directly incorporated into a finished product, an essential component in calculating the cost of goods sold.

Work in Process

Inventory that includes partially finished goods which are still in the production process.

Direct Materials Variances

The difference between the actual cost of direct materials used in production and the standard cost of those materials.

Standard Cost System

An accounting system that uses standard costs for valuing inventory and cost of goods sold, based on predetermined prices and rates.