The Santiago family shares a family cell phone plan. The plan is for​ 3,900 text messages each month. The mother has used​ 1,400 messages. The father has used at least 700 messages. The three children have used 550 messages each. Write an inequality to show the number of messages the Santiago family has used. Explain.

If the discriminant if a quadratic equation is 4 which statement describes the roots?

How does the graph of g(x)=⌊x⌋−3 differ from the graph of f(x)=⌊x⌋? the graph of g(x)=⌊x⌋−3 is the graph of f(x)=⌊x⌋ shifted right 3 units. the graph of g(x)=⌊x⌋−3 is the graph of f(x)=⌊x⌋ shifted up 3 units. the graph of g(x)=⌊x⌋−3 is the graph of f(x)=⌊x⌋ shifted down 3 units. the graph of g(x)=⌊x⌋−3 is the graph of f(x)=⌊x⌋ shifted left 3 units.

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?