Asurvey found that 78% of students do their homework before 10: 00 p. m. predict how many students out of 975 do their homework before 10: 00 p. m. a. about 761 b. about 78 c. about 800 d. about 13

You coordinate volunteers for litter cleanup in local parks. your spreadsheet lists drivers and the number of seat belts in each driver’s car. the spreadsheet calculates the number of drivers (d) and the total number of seat belts (s). you want to know the maximum number of volunteers, besides drivers, that can be transported to the park in a single trip given that each person must have a seat belt of their own.