Ibuilt 27 with base ten blocks. then i built 20 and 30.i know 27 is closer to 30 than 20 because

Graph the equation by plotting point x=2

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal