Abox contains 20 yellow marbles, 35 green marbles, 15 blue marbles, and 30 red marbles. what is the probability of a person reaching into the box and randomly selecting a yellow marble? enter your answer, as a simplified fraction.

What is the sum of these mixed numbers 2 1/8 + 4 3/8

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list