100 Students were surveyed and the results were - 42 own a dog
- 34 own a cat
- 15 own a dog and a cat
- 9 own neither a dog nor a cat

Based upon the results, how many of the next 20 students surveyed would you expect to own a dog and a cat

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

What is the measure of sty in oo below? 130 310 230 50