How much water can be held by a cylinder tank with a radius of 12 feet and a height of 30 feet

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)

Aswimming pool measures 22ft by 12ft and is 4ft deep. if the pool is being filled at 2.5 cubic ft per minute, how long will it take to fill the pool?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1