Question) P & Q are two irrational number and 0 < Q < P, than- I. P + Q irrational number
ii. P - Q irrational number
iii. PQ obviously irrational number

Which one is correct?
a. i & ii
b. i & iii
c. ii & iii
d. i, ii & iii​

The weight of a small starbucks coffee is a normally distributed random variable with a mean of 340 grams and a standard deviation of 11 grams. find the weight that corresponds to each event. (use excel or appendix c to calculate the z-value. round your final answers to 2 decimal places.)highest 30 percent middle 70 percent highest 90 percent lowest 20 percent