a bag contains three red marbles five blue marbles and seven green marbles. what is the ratio of blue marbles to the total number of marbles​

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.

Which diagram best shows how fraction bars can be used to evaluate 1/2 divided by 1/4?

Which of the following lines would not have its equation change after a dilation with a center at the origin? (1) y=x+3 (2) y=10 (3) y=4x (4) x=6