Classifying Rational Numbers Write each rational number in the form a/b, where a and b are integers. 2 7/8

I have no clue and I was wondering some questions also

0.25 Irrational (?) used math celebrity for calc

for the first question it would be the second answer for the second question it would be the third answer and for the third question it would be the first answer

step-by-step explanation:

answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints