A spinner is spun four times. What is the probability that the spinner lands on 2 each time?

a. 1/64
b. 1/256
c. 1/8
d. 1/16

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label