8friends attend a read a thon. they take turns reading for a total of 3 hours. if each friend reads for the same amount of time, what fraction of an hour does each friend spend reading?

The axis of symmetry for the graph of the function f(x)=1/4^2+bx +10 is x=6. what is the value of b?

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi