-Find the for product
-Find the angle (in degrees) between V and W
-Determine weather the vectors are parallel, orthogonal or either.

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

You are cycling around europe with friends. you book into a hostel and you ask the owner what the ratio of men to women is currently staying there. there are 24 men and 6 women. what is the ratio of men to women in its simplest form?