PLEASE ANSWER THE QUESTION

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

Jim had 15 minutes to do 5 laps around his school what would his time be