A car accelerates from 25 km/hr to 55 km/hr in 30 seconds. What is the acceleration?

Agiven line has the equation 2x + 12y = −1. what is the equation, in slope-intercept form, of the line that is perpendicular to the given line and passes through the point (0, 9)? y = ( )x + 9

There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl

The formula for the volume of a right square pyramid is given below, where a is the side length of the base and h is the height.