Posted by **Fabian** on Monday, January 23, 2012 at 8:07pm.

A student is awake k hours each day and spend k/5 hours each day doing homework. In terms of k, how many days will it take the student to complete homework assignments that require a total of 20 hours?

- math -
**Reiny**, Monday, January 23, 2012 at 9:42pm
number of days = 20 hrs / (k/5 hrs/day)

= 20(5/k) days

= 100/k days

testing:

suppose k = 10

is my answer reasonable?

Student would spend 10 hrs a day awake, ok

student would spend 2 hrs a day doing hmwk, ok

so to do a 20 hrs assignment should take 10 days

my formula 100/10 = 10 , ok!!!!

## Answer This Question

## Related Questions

- algebra - a student worked w hours on tuesday x hours on wednesday y hours on ...
- Math - Gerald can complete a math assignment in 2 hours and a physics assignment...
- Math - It takes Jaiden 5 and 3/4 hours to do her homework each week. It takes ...
- Math - Grade 7 students were surveyed to determine how many hours per day they ...
- math (cant figure it out) - Grade 7 students were surveyed to determine how many...
- Pre-Algebra - Grade 7 students were surveyed to determine how many hours per day...
- math - ms. gries is an athlete. she is skis every day for 5 days. she skis for ...
- math - 6 builders worked 8 hours a day for 10 days to complete a job.If 8 ...
- math - 6 builders worked 8 hours a day for 10 days to complete a job.If 8 ...
- Science - A student observed the apparent shape of the moon every night for a ...

More Related Questions