Mercury-197 has a half-life of about 64 hours. After 288 hours, about how many milligrams of a 750 mg sample will remain?

A. 643 mg

B. 167 mg

C. 33 mg

D. 17 mg

Find the equation of the hyperbola centered at the origin that satisfies the given conditions: x-intercepts = +,-3 and asymptote at y=5/3x

What is the volume of this pyramid? 720 cm³ 1080 cm³ 1440 cm³ 2160 cm³ A pyramid with a right triangular base. The right triangular base has a base length of nine centimeters and a height of fifteen centimeters.

T x 3/4 for t = 8/9

What are the intercepts of x-4y=4

The ball used in a soccer game may not weigh more than 16 ounces or less than 14 ounces at the start of the match.

A spinner is divided into 5 equal sections labeled A B C D E. You spin the spinner twice. What is the probability you land on a vowel both times?

Solve the equation h/9=7

The system of equations x = y - 1 y + 4 = x + 6 has how many solutions.

Solve this inequality: 3 (x + 6) - 2 (x + 2) > (or equal to) 10

Is 4/5 greater than 1/3