Which one is not equivalent

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

If 25% of y is 30, what is 60% of y?

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