After 20 minutes juan had completed 12 questions, which is 0.7 of his assignment. what percentage of the assignment was not completed.

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z