Mike surveyed 250 teenagers to find out their favorite food. he found that 76% of the teenagers surveyed like burgers. part a: how many teenagers surveyed like burgers? show your work. part b: in another survey, jane found that 25% of the total number of teenagers surveyed like sandwiches. if 50 teenagers like sandwiches, what is the total number of teenagers that jane surveyed? show your work. part c: give an example of a situation in which a percentage is greater than 100%.

This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this week

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase

Francisco's credit card has an apr of 28.98%, calculated on the previous monthly balance. his credit card record for the last 7 months is shown in the table below francisco is trying to figure out what this all means. answer the following questions: what is the total amount that francisco has paid in interest over the 7 months? what is the total amount that francisco has made in payments over the 7 months? how much of francisco's payments have gone to paying down the principal on his account? what is francisco's new balance at the end of month 8? what will francisco be charged for interest for month 8?