On average, 24% of customers who buy shoes in a particular store buy two or more pairs. one weekend, 350 customers purchased shoes. how many can be predicted to buy two or more pairs? if 107 customers buy more than two pairs, did more customers than normal buy two or more pairs

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12

Could somebody me with this radical simplification?

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.