What is the nth term of the quadratic sequences 3, 11, 25, 45

There are 12 girls and 8 boys in Ms. Sander's class. Each day, she randomly asks one student to take attendance. In 180 school days, which is the best prediction for the number of times that the student will be a girl?

What is the square root of - 95

The chess club has 18 students. How many different teams of 4 can be formed for competition?

Simplify 81? 18 9 40.5 -18 Simplify 50? 10 5/2 25/2 50 (it can't be simplified anymore)

7' 7" - 4' 11" (It's not easy)

15%of $30 as a decimal

The ordered pairs model an exponential function, where j is the function name and e is the input variable. { (1, 10), (2, 50), (3, 250), (4, 1250) } What is the function equation in sequence notation?

Simply and reduce to lowest terms a + [a + b - a - (2a - b) ]

What percentage of a data set is represented as Q1?

Danielle can solve 4 problems in 12 minutes. At this rate, how many can she do in 18 minutes?