Which is greater 2/3 or 4/6? Why?

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?