Which is heavier: 500 pounds of feathers or 500 pounds of lead?

X=30 which expression is equivalent to 1/2

Multiply (8 + 3i) (3 + 5i)

The formula for estimating the number, N, of a certain product sold is N = 8800ln (7t + 9), where t is the number of years after the product is introduced.

What is the standard form of a circle

What is the value of s? 3/8 (s+9) = - 19

Does anyone understand how to do substitution?

Gabriella bought 12 feet of ribbion for 0.75 per yard. how much did she pay?

Identify the central I deal of the second paragraph of the selection

Marty's Tee Shirt & Jacket Company is to produce a new line of jackets with an embroidery of a Great Pyrenees dog on the front. There are fixed costs of $ 680 to set up for production, and variable costs of $ 41 per jacket.

The annual profit of the neighborhood music store was $335,899 last year. This year the profit was 12% higher. What was this year's profit?