A jeweler has 5 rings, each weighing 18 g, made of an alloy of 15% silver and 85% gold. She decides to melt down the rings and add enough silver to reduce the gold content to 75%. How much silver should she add?

Find the 6th term of the geometric sequence, given the first term and common ratio a1 = 5 and r=3/2

A circular rug has the radius of 4 feet. Which of the following is closest to the number of square inches the rug covers. A. 55.26 ft2 B. 50.24 ft2 C. 29.7 ft2 D. 33.6 ft2

How many meters are in. 02 kilometers?

Jeremy has 245 stamps. Jonas has 35 fewer stamps than Jeremy has. How many stamps does Jonas have?

Each table represents an investment after a given number of years. Which tables represent exponential functions? Select each correct answer. Time (years) Investment ($) 1 1820.00 2 2912.00 3 5241.60 4 8386.56 Time (years) Investment ($) 1 820.

What's the absolute value of $55.00

5x+12=44 then value of 5x-12=?

Which is greater, the amount the average person spends in a month on coffee or the amount the average person spends in a month on gasoline?

Using completing the square solve for x X^2-10x-9=0

Brazil exports the most coffee in the world. It cost approximately $2.55 to produce a pound of coffee; they want to make a profit of 300% for each pound. Also, the U. S. charges a 20% Tariff for each pound that is imported.