In a class the ratio of the number of boys to the number of girls is 5 : 6. If there are 20 boys in the class, how many pupils are in the class​

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

Find the nonpermissible replacement for binthis expression. b2/5b +5

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.