A survey showed that 32% of 40 students at Haskell Middle School prefer science fiction books. Predict how many of the 854 students attending the school prefer science fiction.

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0

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