Determine if the situations represent proportional relationships. Then explain your reasoning. SHAMPOO The table shows the cost of shampoo at a discount store. yes; The cost to the number of bottles ratios are equal. yes; The cost to the number of bottles ratios are equal., no; The cost to the number of bottles ratios are not equal. no; The cost to the number of bottles ratios are not equal.,

Can you simplify 4/7? 24 points will be awarded!

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12

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.