A spinner was spun 30 times. A 1 was spun nine times, a 2 was spun five times, a 3 was spun three times, a 4 was spun five times, and a 5 was spun eight times. Which is the empirical probability of spinning a 1?

A. 3/10
B. 1/5
C. 1/6
D. 2/15

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?