Which of the following sentences correctly uses words to express numbers? The next conference will be held on April twenty-first.
Each session should take approximately one and a half hours.
The cost for each attendee is twenty-five dollars.
O Fifteen college freshman attended the first seminar.

Each session should take approximately one and a half hours.

Explanation:

The correct sentence that properly uses words to express numbers is option B because the numbers expressed as words "1.5" is correctly written as "one and a half hours".

The other options do not correctly use words to express numbers. Option A needs to be written in numbers format, "21st April or April 21", Option C also needs to be written in number format "$25" and Option D also needs to be written in number format "1st seminar".

the service industry in the united states grew in the late 1800s. what was one effect of that growth?

the number of people with jobs in factories as unskilled workers decreased.

the number of people with jobs in factories as unskilled workers increased.

the middle class grew as people took jobs as clerks, lawyers, and teachers.

the middle class shrank as people left jobs as clerks, lawyers, and teachers.

what lesson are you referencing?