There are 50 students in a class and their annual result is presented in the following table: Result
fail , 7 students
pass, 43 students

If a student is selected at random find the probability that the student has passed the examination.

What is the value of the expression below? (81^2)^1/8

Acircle has a circumference of 28.36 units what is the diameter of the circle

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?