When 40% of a number is added to the number, the result is 140. what is the number ?

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

Which of the following best describes the figure?

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b