After reading a book for english class, 100 students were asked whether or not they enjoyed it. nine twenty-fifths of the class did not like the book. how many students liked the book?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

If f(x)=1/x and g(x)=x+4 which of the following is the graph