Jake and mary are both members of a population, and a simple random
sample is being conducted. if the chance of jake being selected is , what
is the chance of mary being selected?

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

Identify the number 127 as a rational or irrational. explain

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle