Is 8 old rings for every 1 new ring - 16 old rings for every 2 new rings is proportional or non proportional

Round up 17.888 to 1 decimal place

Can this linear system be solved by subtracting one of the original equations from the other? Why or why not

The area of a parallelogram is 240. If the base is reduced to one-fourth its original length, and its height is doubled, what is the new area?

Mrs Nicholas is buying Christmas presents for her five children to give to one another. If each child gives a present to each of the others, how many presents must she buy?

What is negative 9 times negative 6

Joe's house is 5.5 km from the creek, the distance between Jane's house and the creek is twice as far as Joe's house how much further is Jane's house from the creek than Joe's house in meters metric

John had 84 dollars, and his brother Fred owed 12 dollars to his friend. John gave his brother some money. Fred paid his debt and now both of them has the same amount left. How much money did John give Fred?

True or false: dilations map angles of the same degrees

The rental fee for a bike is $4 plus $1.50 per hour. Write an equation in slope-intercept from that models this situation.

Share 200 in the ratio 3:1:4