3. Берілген косннды непе миллиметрге тен? \( \frac{3}{5} d M+\frac{1}{2} c M \) A) 80 B) 75 C 65 D) 45 E) 58

A presidential candidate plans to begin her campaign by visiting the capitals in 4 of 45 states. What is the probability that she selects the route of four specific capitals? P (she selects the route of four specific capitals) (Type an integer or a simplified fraction.)

The Coffee Counter charges \( \$ 10 \) per pound for Kenyan French Roast coffee and \( \$ 9 \) per pound for Sumatran coffee. How much of each type should be used to make a 20 pound blend that sells for \( \$ 9.65 \) per pound? The Coffee Counter should mix \( \square \) pounds of Kenyan Roast coffee and pounds of Sumatran coffee to make 20 pounds of a blend that sells for \( \$ 9.65 \) per pound.

Winning the jackpot in a particular lottery requires that you select the correct four numbers betwee separate drawing, you must also select the correct single number between 1 and 48 . Find the prob the jackpot. The probability of winning the jackpot is (Type an integer or simplified fraction.)

Sea una circunferencia de radio \( r=5 \mathrm{~m} \) Calcule el perimetro de un cuadrado que esta inscrito en la circunferencia

A clinical test on humans of a new drug is normally done in three phases. Phase I is conducted with a relatively small number of healthy volunteers. For example, a phase I test of a specific drug involved only 5 subjects. Assume that we want to treat 5 healthy humans with this new drug and we have 10 suitable volunteers available. Complete parts (a) through (c) below. a. If the subjects are selected and treated in sequence, so that the trial is discontinued if anyone displays adverse effects, how many different sequential arrangements are possible if 5 people are selected from the 10 that are available? Choose the correct answer below. A. 30,240 C. 120 D. 252 b. If 5 subjects are selected from the 10 that are available, and the 5 selected subjects are all treated at the same time, how many different treatment groups are possible? There are \( \square \) different treatment groups possible.