Ateacher gave his class two quizzes; 80% of the class passed the first quiz, but only 60% of the class passed both quizzes. what percent of those who passed the first quiz also passed the second quiz? (2 points)

20%
40%
60%
75%

The conversion factor relating feet to meters is 1 ft=0.305 m. keep in mind that when using conversion factors, you want to make sure that like units cancel leaving you with the units you need. you have been told that a certain house is 164 m2 in area. how much is this in square feet?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

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