Information about the age of participants in a robotics competition is below: the middle 50% of the data is between what two numbers? a.16 and 33 b.13 and 31 c.11 and 33 d.11 and 16

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

What is negative 3/9 times negative 2/8 ?

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?