An extended family consisting of 8 grandparents, 4 parents, and 9 children are taking photos. If 4 family members are chosen at random to be in one of the photos, what is the probability that the photo will contain 1 grandparent, 1 parent, and 2 children? Please round your answer to 3 decimal places.

Somone me i want to know what 18 hours out of 24 hours in a fraction

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

15/16 as a decimal rounded to the nearest hundredth