Witch type of group discussion requires a lot of active participation from the audience?

Which of these is not a result of regular exercise

If the family’s net monthly income is 7,800 what percent of the income is spent on food clothing and housing?

What is the present value of the following cash flow stream at a rate of 12.0%? years: 0 1 2 3 4| | | | |cfs: $0 $1,500 $3,000 $4,500 $6,000a. $9,699b. $10,210c. $10,747d. $11,284e. $11,849