The quadratic formula works for every quadratic equation, with no exception. Other methods are often tedious and time-consuming, such as completing the square, and others don't work in all situations, such as factoring. Being universal, the quadratic equation becomes an essential tool to solve any quadratic function with little to no thinking, due to the simple solving nature of it.
Zekes family has more children. Because of when they say 2/3. it basicly tells u. that Sonia's family has less children. since it's not equal or greater then Zekes.
$36 because $54/6 is $6 per hour and $6 times six hours is 36
56 / (7/8) =
56 * 8/7 =
448/7 =
64.......so there are 64 total paperclips
64 * 0.03 = $ 1.92 <=== to get a total of 56 inches, u would have to use 64 paper clips costing u $ 1.92