Ok math smarties: Billy has 2 more green marbles than blue marbles. In all, he has 15 marbles. How many blue marbles does he have?

3% written as a fraction

The children from a football club are put into rows in the sports hall. When out in rows of 9 children, there are 2 children left over. When put into 12 children, there are 2 children left over. What is the least number of children in football club.

8888 to 3 significant figures

Kristen and her two friends are sharing the cost of a funnel cake. The funnel cake costs $5.49. If Kristen has $2.00, how much will she have left after she pays her share?

Daniella wrote the equation shown to represent "four less than - 3.7 times a number is - 11.9." 4n - (-3.7) = 11.9 Explain her error, include the correct equation in your response.

What is the main reason the US civil war was started

How do you show 2+3i is a root of x^2-4x+13

Consider the equation ax^2 bx 5=0 where a, b, c are rational numbers and the quadratic has 2 distinct zeros. if one zero is irrational, the other 0 is

9. Which relation represents a function? A. { (-1, 3), (0, - 1), (1, 3), (2, 5) } B. { (1, - 1), (-1, 0), (1, 1), (3, 2) } C. { (5, - 1), (3, - 1), (4, 1), (5, 2) } D. { (-4, 2), (1, - 2), (0, 0), (1, 1) }

Elisa withdrew $20 at a time from her bank account and withdrew a total of $140. Francis withdrew $45 at a time from his bank account and withdrew a total of $270. Who made the greater number of withdrawals? Justify you answer