A worker can complete a task in 12 hours. If he works for 4 hours, what percenta

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Question: A worker can complete a task in 12 hours. If he works for 4 hours, what percentage of the task is completed?

Options:

Correct Answer: 33.33%

Solution:

In 4 hours, he completes 4/12 = 1/3 of the task, which is 33.33%.

A worker can complete a task in 12 hours. If he works for 4 hours, what percentage of the task is completed?

A worker can complete a task in 12 hours. If he works for 4 hours, what percentage of the task is completed?

Step 1: Understand that the worker can complete the entire task in 12 hours.
Step 2: Determine how much of the task the worker completes in 1 hour. This is 1/12 of the task.
Step 3: Calculate how much of the task is completed in 4 hours. Multiply 1/12 by 4, which gives 4/12.
Step 4: Simplify 4/12 to 1/3. This means the worker has completed 1/3 of the task.
Step 5: Convert 1/3 into a percentage. To do this, multiply 1/3 by 100, which equals approximately 33.33%.

Work Rate – Understanding how to calculate the portion of work completed based on time and total time required.
Percentage Calculation – Converting a fraction of work completed into a percentage.