Sue needs to practice clarinet for 10 hours this week. on the first day of the week, she practiced 1 1/2 hours. on the second day, she practiced for 1 1/4 hours. how many more hours does sue need to practice this week?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

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?

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.