Determine S44 of the arithmetic series 1 + 4 + 7 + 10 + ...

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

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?