Is 2/3 greater than 7/8?

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population, find the population standard deviation, o.79828588912497

(x-5)1/2+5=2 what is possible solution of this equation

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy. how much will she pay after the discount