There are a total of 10 marbles which are 3 red marbles, 4 yellow marbles, 2 green marbles, 1black marble. What is the probability of choosing "black and black?" (With Replacement) P (black and black). A. 2/10
B.1/50
C. 0
D. 1/100

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

You spin the spinner shown below once. each sector shown has an equal area. what is p(beaver ) p(beaver)? if necessary, round your answer to 2 2 decimal places.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.