Alocal consumer reporter wants to compare the average costs of grocery items purchased at three different supermarkets, a, b, and c. prices (in dollars) were recorded for a sample of 60 randomly selected grocery items at each of the three supermarkets. in order to reduce item-to-item variation, the prices were recorded for each item on the same day at each supermarket.

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart

step-by-step explanation: the answer is 27. first multiply .32 by 25 which equals 8. then add 8 to 25 which gives you 33. then you subtract that from 6 since she gave 6 to her brother.

,, add !

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5