Vectors.I have found the a part a) i) Vector OC = 4a
ii) Vector AB = 4b - 6a
Pls find the b part.i need the working..

What is 140% of 25? because i need

What would the rule be for the reflection of y=-3

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