Sallie's recipe calls for a total of cups of flour to make biscuits. It says to use cup of flour from the total for rolling out the dough. Which number line shows how much flour Sallie needs to roll out the dough and how much flour she needs for the dough?

The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?

Which of the the following are examples of projectile motion of both projectile motion and two dimensional motion

Consider a production line with five stations. station 1 can produce a unit in 9 minutes. station 2 can produce a unit in 10 minutes. station 3 has two identical machines, each of which can process a unit in 12 minutes (each unit only needs to be processed on one of the two machines. station 4 can produce a unit in 5 minutes. station 5 can produce a unit in 8 minutes. which station is the bottleneck station?