Plz I will mark you as a brainliest and you will have 15 points plz someone help:)

What is the equivalent fraction for the following fraction using 5 as the multiplier? 1/2

Multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2

How do you find p(a and b) if a and b are independent events for two or more actions, such as tossing a coin twice and finding p(heads and heads)? 2. how do you find p(a or b) if a and b are independent events for one action, such as spinning a four-color spinner once and finding p(red or blue)?