The mass of a stone is 5kg. The stone is twice as heavy as a book. The book is 5 times heavier than a ball.
What is the mass of the ball?

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x. which term can she add to the polynomial that would not change its grestest common factor? check all that apply

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Pls brainliest will be awarded if answer is correct