The graph shows a proportional relationship. Use the grapu to identify the unit rate

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

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.

Multiplying fractions by whole number 5 x 1/3=?