Question

a typist had to type 360 pages for a project. typing daily 4 pages more than it was planned, the work was completed one day ahead of the schedule. for how many days did she work on the job?

Answer 1

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⏩ANSWER & EXPLANATION ✏

pages= 360
daily work= 4 pages
day's need to complete the project are =
: . 360÷4= 90 days

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Answer 2

Answer:10 days

Step-by-step explanation:

let typist type x pages daily and completed project in y days

then 360/x=y ------eq 1

and 360/(x+4)=y-1

⇒360//(x+4)+1=y

put y value in eq 1

⇒360/x=360/(x+4)+1

⇒1440=x²+4x

⇒x=36

and y=10

she did completed her job in 10 days