Caleb has a mask collection of 400 masks. He keeps 260 of the masks on his wall. What percentage of Caleb's mask collection does he keep on his wall?

Ineed solving this problem h/8=-25 solve for h idk how to this can someone show me and also give an answer you

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers