60 l of 72% alcohol and 70 l of 90% alcohol are mixed. How many liters of water should be added so that the mixture contains 60% alcohol.

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36