A bag of marbles contains 16 red, 10 green, and 5 blue marbles. Suppose that two marbles are drawn without replacement. What is the approximate probability that the both marbles are red?

A recipe called for the ratio to sugar to flour to be 5:1. If you used 35 ounce of sugar, how many ounces of flour would you need to use?

Which choice includes two pairs of adjacent angles from the coordinate plane? 3 lines intersect to form 6 angles. Clockwise, from top left, the angles 2 (90 degrees), 1, 6, 5 (90 degrees), 4, 3.

The equation 5x+3=3x+7

The length of a rectangle is 4cm longer than the width, and the perimeter is at least 48cm. What are the smallest possible dimensions of the rectangle

A car travels 1/6 of the distance between two cities in 3/5 of an hour. At this rate, what fraction of the distance between the two cities can the car travel in 1 hour.

James tosses a coin 40 times and gets 26 heads and 14 tails. what is the relative frequency of tails? A 14% B 35% C 50% D 65%

How do you regroup 42-15

7k:3=21. What is the value of k?

Which of the pairs of angles are vertical angles and thus congruent?

3r + 7r, Solve for r