Solve the Problem. -Shelly Can Cut a Lawn with a Riding Mower in Riding

question 211

Multiple Choice

Solve the problem.
-Shelly can cut a lawn with a riding mower in 2 hours less time than it takes William to cut the lawn with a push mower. If they can cut the lawn in 6 hours working together find how long to the nearest tenth of an hour it
Takes for William to cut the lawn alone. Round to the nearest tenth of an hour.

• A)11.1 hours
• B)13.1 hours
• C)13.2 hours
• D)11.2 hours

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Definitions:

Hydrogenating

The process of adding hydrogen to a molecule, usually in the presence of a catalyst, to reduce double or triple bonds to single bonds.

Monocyclic Saturated Compound

An organic chemical compound featuring a single cyclic structure without double or triple bonds, indicating all carbons are saturated with hydrogen.

Molecular Formulas

A notation that shows the type and number of atoms in a molecule but not the bonds or arrangement, such as C2H5OH for ethanol.

Elements of Unsaturation

Refers to the presence of double or triple bonds and/or rings in a compound, which reduce the total number of hydrogen atoms the compound can contain.