Which is the correct mapping statement for a rotation 180∘ about the origin? A.(x, y)↦(−x,−y)
B.(x, y)↦(−y, x)
C.(x, y)↦(y, x)
D.(x, y)↦(y,−x)

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Adaycare center charges a $75 enrollment fee plus $100 per week. which of the following represents the cost of sending a child to daycare for 14 weeks?

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)