At a local preschool, there is a ratio of 3 boys to every 4 girls. if there is 245 total preschoolers enrolled, then how many are boys

Big boi and travis scott are performing at the super bowl. travis scott is 62 years younger than twice big boi’s age. the sum of their ages is 70 years old. use b to represent big boi’s age. write and solve an equation.

Factor the polynomial by its greatest common monomial factor.

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)