Can I eat what’s in your pants

George is 187 cm tall. his son, ralph, is 142 cm tall. who casts the longer shadow. george when the sun is 65° above the horizon, or ralph when the sun is 56° above the horizon? how much longer? (nearest centimeter)

What is the binomial expansion of (2x-3)^5

Solve the given system of equations. 2y= -x+9 , 3x-6= -15