A . Yes, the pre-image and image are both line segments and the line segment had been translated B . No the pre-image and image are not both line segments
C . No the image shown has not been translated but another transformation has taken place
D . No the translation did not preserve the segment length

Can someone me out here number 4 plz

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.

What else equals 42 and 30 for multiply