A coin contains 9 grams of nickle and 16 grams of copper, for a total weight if 25 grams. What percentage of metal in the coin is copper?

A computer has increase by 8% to $351. work out the original price

Which values from the given replacement set make up the solution set of the inequality 5n>26; {3,4,5,6} a - {3.4} b - {5} c - {6} d - {5,6}

Write the polynomial in standard form. 6x - 9 + 7x3 - 5x2

Lee has saved 65% of the money she need to buy a pair of jeans that cost $48 how much money does lee have and how much more money does she need to buy the jeans?

A jewelry store buys small boxes in which to wrap items that they sell. The diagram below shows one of the boxes. Find the lateral area and the surface area of the box to the nearest whole number.

What's the sum of - 4 and 14

If a cube has a volume of 64 cubic units how long is its edge?

Which of the following are solutions to the equations below? x^2+x-20=0

What does the 3 represent in 3 (20 15) ?

the beach shop sold 12 skim boards on saturday and 9 on sunday. What is the percent of decrease from saturday to sunday?