1. the number of calories burned at the gym is normally distributed with a mean of 425 and a
standard deviation of 51. find the z-scores for each data value.
a) 268
b) 512
c) 450

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents