A radioactive nuclide has a half-life of 10 days. At what rate does the substance decay each day?

You have worked as a guide at the aquarium for two summers. This summer you have been offered the job again, but with a 4 percent raise. Last summer you worked two and a half months and earned a total of $1,875.

Whats 2 added with 1,000,000,000

Which word could best replace either of the underlined words in the paragraph? At the picnic, the children said they were so hungry they could devour at least four sandwiches apiece. But most were only able to consume one.

Marcy can make 3 potholders and 8 paper flowers in a day. The following expression, (3 * 2.50 + 8 * 1.25) d represents how much Marcy can earn in d days. Use the Distributive Property to write an expression equivalent to this expression. (3 * 2.

How long will it take to earn $525 in interest if $3500 is invested at a 6% annual interest rate? a. 2 yearsc. 25 yearsb. 2.5 yearsd. 3 years

Part A: Create a system of linear equations with no solution. In two or more complete sentences, explain the specific characteristics that you included in each equation to ensure that the system would not have a solution.

Seven more than the quotient of a number and 5 is equal 2

Use the rules of equations and inverse operations to solve the equation. -x3=216 6 -6 ±6 -6square6

3 over 5 minus (negative 3 over 4) its a fraction

You were billed $28.50 $28.50 for additional data usage on your cell phone at a rate of $9 $9 per gigabyte. Three choices are correct ways to calculate the additional gigabytes, g g, that you used. Which choice is NOT?