Keith had 694 green, yellow and blue marbles. He had 3 times as many blue marbles as yellow marbles. there were 90fewer green than blue marbles. How many blue marbles did Keith have?

What is the interest rate? A=500 (1.0325) ^12

Gymnastic lessons cost $30 per week. How much will 18 weeks of gymnastic lessons cost

In a hydrogen atom, a given electron has ℓ = 7. how many possible values can m1 have?

Let f (x) = 9x^2-2 find f (a^2)

There are 32 chickens 12 sheep write a ratio expressing the relationship between 32:12 and explain what the ratio means

Last year there were 29 students at a creative writing workshop. This year 35 students attended the workshop. To the nearest tenth, what is the percent of change in the number of students in attendance?

In the following expression which terms can be combined? 3w + 5y - 6 + 7y 1.3w + 5y 2.5y + 7y 3. 5y - 6 4. - 6 + 7y

cual de dos amigo come más pizza:el que come la cinco sextas partes de la mitad de pizza, o el que come las tres cuartas partes de lo que dejó el primero?

Compare the graph of f (x) = 6^x and the graph of g (x) = 6^x-12.

A bathtub contains 20 gallons of water. After the drain is opened, there are 14 gallons of water remaining after 30 seconds.