suppose that the weight, X, in pounds, of a 40 year old man is a normal random variable with mean 147 and standard deviation 16, calculate P (X< 185).

A cellular phone company charges a $27.95 monthly fee and $.12/min for local calls. Another company charges $12.95 a month and $.32/min for local calls. For what number of minutes of local calls are the costs of the plans the same? a. 60 minutes c.

Rewrite the following equation in the center-radius form of the equation of a circle. x2 + 14x + y2 + 12y = - 60 A. (x + 7) 2 + (y + 7) 2 = 25 B. (x + 7) 2 + (y + 6) 2 = 25 C. (x - 6) 2 + (y - 7) 2 = 25 D. (x + 9) 2 + (y + 5) 2 = 25

The value of an autographed baseball from 2017 is $300. The value of the baseball exponentially increases by 5% each year after 2017.

Solve for x. 9 (x + 1) = 25 + x x=2 x = 3 x = 5

A box of cereal is shaped like a rectanular prism. The box is 20 centimeters long, and 30 centimeters high. The volume is 3,600 cubic centimeters. Find the width of the box

Mrs Patterson class room has sixteen empty chairs all the chairs are occupied when every student is present if 2/5 of the student are absent how many make up her entire class

If r1, r2, and r3 represent rotations from Dn and f 1, f 2, and f 3 represent reflections from Dn, determine whether r1 r2 f 1 r3 f 2 f 3 r3 is a rotation or a reflection.

Write 16/19 as decimal rounded to the nearest tenth

Snowy's Snow Cones has a special bubble gum snow cone on sale. The cone is a regular snow cone that has a spherical piece of bubble gum nested at the bottom of the cone. The radius of the snow cone is 3 inches, and the height of the cone is 5 inches.

Vanessa buys a strip of 25 postage stamps the stamps is 21 7/8 inches long how long is it after Vanessa uses one stamp