In a certain chemical, the ratio of zinc to copper is 3 to 11. A jar of the chemical contains 462 grams of copper. How many grams of zinc does it contain?

Miami and Orlando are 205 miles apart. If a map shows them as 5 inches apart, give the scale.

Sales tax on an item is directly proportional to the cost of the item purchased if the tax on a $600 item is $36 what is the sales tax on a $950 item?

How do you solve 36+6:3+2

Find all solutions 7 sin2x - 14 sin x + 2 = - 5

A bakery sold apple pies for $11 and blueberry pies for $13 One Saturday they sold a total of 38 pies and collected a total of $460. How many pies did they sell and how many blueberry pies did they sell?

You are trying to order 14 pound of saffron, but the ordering system wants a decimal.

Solve the system by substitution verify your solution by checking that it satisfies both equations of the system y=2x 3x-y=15

the total amount of flour in a bakery after receiving new stock equal to 3/10 of its current stock (x)

Last week, about 621,860 viewers watched a television show on sharks. what is the greatest whole number that rounds to 621,860?

If two squirrels live in one square m of a 50 square m park, what is the park's estimated squirrel population