What are all these things
A change purse contains two loonies, six quarters, seven dimes, four nickels, and five pennies. Compare the loonies, quarters, and nickels by means of a ratio that is expressed in lowest terms.
Fifteen percent of a number is 10.5. What is the number?
An Algebra I test contains 30 questions. Some of the questions are worth 4 points each, and some are worth 2 points each. The total test is worth 100 points. Let f represent the number of questions worth 4 points and t, the number of questions worth 2 points. Solve the system ...
326 is correct?
If 50 mL of a saturated solution of KClO3 at 55¡ÆC is cooled to 15¡ÆC, calculate the mass of precipitate that will form
What is 400=y+260