a rectangular block of weight 15N rests on a horizontal table. If it measures 40cm by 30cm by 20cm, calculate the greatest and least pressure that the block can exert on the table.

the simple machine has three main features. they are:

fulcrum is the center point or pivot point of the machine. effort is input force/ applied force. load is external force/ output.

the keisha 's machine labels are

x : load

y: fulcrum

z: lever

maria has a savings account that is earning simple interest. if she started with $200 in the account and has earned a total of $8 in interest in two years, what is the rate of the account? use the formula  .