Find the ratio a: b, if it is given that 1) 2a=9b 2) a/5 = b/7 3) 6a−3b=5b 4) a+b=3b 5) a−2b/a+2b = 1/2 6) 2a−3b/5 = a+b/3

Ajar contains a mixture of 20 black marbles, 16 red marbles, and 4 white marbles, all the same size. find the probability of drawing a white or red marble on the first draw. 125 12 01 next question ask for turn it in

Which of the following could be the ratio of the length of the longer leg 30-60-90 triangle to the length of its hypotenuse? check all that apply. a. 313 6 b. 3: 215 c. 18: 13 d. 1: 13 e. 13: 2 of. 3: 15

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re