Alba needed to know about how much the sum of 19.6, 23.8, and 38.4 is. she correctly rounded each of these numbers to the nearest whole number. what three numbers did she use? *
a 19, 23, 23
b 19, 24, 38
c 20, 24, 38
d 20, 24, 39

Whose conclusion is correct? choose all that apply. (two max) elijah emily edward esme

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

If f(x) = 4x – 3 and g(x) = 8x + 2, find each function value a. f[g(3)] b. g[f(5)] c. g{f[g(-4)]}