Works four hours a day vs Works four hours in a day

Both phrases are correct, but they are used in different contexts. 'Works four hours a day' is commonly used to describe a regular schedule where someone works four hours each day. 'Works four hours in a day' is used to specify the total amount of time worked within a single day.

Last updated: March 29, 2024

Works four hours a day

This phrase is correct and commonly used in English to describe a regular schedule where someone works four hours each day.

This phrase is used to indicate a routine or regular schedule where the person works for four hours every day.

Examples:

He works four hours a day at the office.
She works four hours a day on her online business.
The part-time job requires working four hours a day.
I dedicate four hours a day to studying.
The training program involves working four hours a day.

Alternatives:

works for four hours each day
works four hours daily
works four hours every day
works four hours per day
works a four-hour shift daily

Works four hours in a day

This phrase is correct and is used to specify the total amount of time worked within a single day.

This phrase is used to indicate the total duration of work within a specific day, without implying a regular schedule.

Examples:

He works four hours in a day to complete his tasks.
She can finish the project by working four hours in a day.
The job requires working four hours in a day occasionally.
I managed to get everything done by working four hours in a day.
The overtime was completed by working four hours in a day.

Alternatives:

works for a total of four hours in a day
works a four-hour shift in a day
works four hours within a day
works for four hours during the day
works for four hours in one day

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Works four hours a day vs Works four hours in a day