How to create a equivalent fracton with common denominator

Which of the following is true for the relation f(x)=2x^2+1

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000