An urn contains 10 orange balls and 9 white balls. if frank chooses 10 balls at random from the urn what is the probability that he will select 7 orange balls and 3 white balls round your answer to 3 decimal places

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?

Which two properties of equality could zoe use to finish solving for x? the equation is 3x - 4 = -10 for x so a either the addition or subtraction property of equalityb ether the multiplication or division property of equality c ether the addition or division property of equality d ether the subtraction or division property of equality just a simple a b c or d plz.