Solve
-Linda and Dave Leave Simultaneously from the Same Starting $2 \frac { 1 } { 7 } \mathrm { hr }$

question 277

Multiple Choice

Solve.
-Linda and Dave leave simultaneously from the same starting point biking in opposite directions. Linda bikes at 5 miles per hour and Dave bikes at 9 miles per hour. How long will it be until they
Are 30 miles apart from each other?

• A) \(2 \frac { 1 } { 7 } \mathrm { hr }\)
• B) \(7 \frac { 1 } { 2 } \mathrm { hr }\)
• C) \(\frac { 7 } { 15 } \mathrm { hr }\)
• D) \(\frac { 2 } { 3 } \mathrm { hr }\)

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Definitions:

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Structural and functional unit of all living organisms; sometimes called the building block of life.

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