Kent can paint a room in 6 hours, but Kendra needs 4 hours to paint the same room. How many hours does it take them to paint the room if they work together

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

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.

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.