In a class of 21 students, 8 have a brother and 16 have a sister. there are 3 students who do not have any siblings. what is the probability that a student who has a sister also has a brother

What values of c and d make the equation true?

The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.