You pay $2.45 for 3 candy bars. how much did you pay for 1?

Mindy bought 5/8 pound of almonds and a 3/4 pound of walnuts.which pair of fraction cannot be used to find how many pounds of nuts she bought in all.

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1