A junk box in your room contains 18 batteries, six which are totally dead. You start picking batteries one at a time and testing them. Find the probability of each outcome

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

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?