9 Two banana producers each pick ten bananas at random from their plantations and weigh them to the nearest gram. The results are
shown below.

Producer A
155
156 158 151 160 163 156 157 152 151

Producer B
128
123 154 180 156 173 133 167 189 156

They can sell their bananas to a supermarket if they are heavier than 140g
on average and are reasonably consistent in weight.

a) Which producer is more likely to be able to sell his bananas to the
supermarket?

b) Justify your answer to part a), showing appropriate use of calculations.

What is the difference between the number of adult dogs at the park on monday and tuesday

Question and answers are in the attached picture. you so much in advance.

(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.