Which is equal to (3x^2yz)(5xy^3z2)?

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.

Answer this question i need as soon as possible