London mixes 6 parts yellow paint with 3 parts blue paint to make green. She adds 1 more part of yellow to change the shade of green. What is the new ratio of yellow to blue? (A) 3 to 7

(B) 4 to 7

(C) 6 to 4

(D) 7 to 3

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Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}