A Radioactive material has a half-life of 18.4 days. After 55.2 days, there were 177 mg of the material. What mass of the material was originally present?

In a certain Algebra 2 class of 27 students, 5 of them play basketball and 12 of them play baseball. There are 2 students who play both sports. What is the probability that a student chosen randomly from the class plays basketball or baseball?

1 pint of water is greater then or less then 2 cups 4 fluid ounces

A farmer sees 56 of his cows out of the barn. He knows that he has 83 cows altogether. Let c represent the number of cows still in the barn and write an equation to represent this problem. Can c = 33? A. 56 + 83 = c; no B. c + 33 = 56; yes C.

What is the slope of the line shown below? (3, - 5) (-2,5)

The annual salaries of the sales team at Pat's company are listed in the table below. $42,000 $80,000 $50,000 $56,000 $45,000 $63,000 $42,000 $70,000 What is the mean salary of a salesperson at the company? a $58,000 b $56,000 c $38,000 d $53,000

Write the expression as a single natural logarithm. 3 ln 3 + 4 ln b ln 96b4 ln (27 + b4) ln 36b ln 27b4

Ralph sold brownies for $ 0.63 0.63 a piece in order to earn money to buy baseball cards. If the cards cost $ 1.35 1.35 per pack, and if Ralph had no money left over after buying them, what is the least number of brownies he must have sold?

The segments shown below could form a triangle 9,4,15 true or false

What is 65.536 rounded to the nearest whole number

What is the fraction twelve twenties in its simplest form?