A 20kg block lies on a triangular block that is inclined at 30 degrees. What force, parallel to the ramp would prevent the block from moving (assuming that 1kg exerts a force of 9.8N). ? Solve by determining the force of Fw and Fp

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck