Lula budgeted $45 per day for food costs. If these are costs for the two meals she had today, how much does she have left for dinner?
Breakfast
$7.98
Lunch
Dinner
$13.95
?
A. $25.32
B. $23.07
C. $14.56
D. $17.89

Officer brimberry wrote 32 tickets for traffic violations last week, but only 4 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false

The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.