96 is 160% of what number?

Please explain step by step to get marked

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Yvaries directly as x. y =90 when x=6. find y when x=13

Acertain company's main source of income is a mobile app. the company's annual profit (in millions of dollars) as a function of the app's price (in dollars) is modeled by p(x)=-2(x-3)(x-11)p(x)=−2(x−3)(x−11 ) which app prices will result in \$0$0 annual profit? enter the lower price first.