About how long (in inches) are 3 small paper clips placed end to end in a row?

Name the most appropriate metric unit for each measurement

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.

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?