What is the following simplified product? (sqrt 10x^4 - x sqrt 5x^2) (2 sqrt 15x^4 + sqrt 3x^3)

Pls i’m dumb as heck i’ll give y’all so many points if that encourages you

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?