Find mode of the data set of these numbers 11,19,16,12,19,16,11,12,16,13​

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

Which statement describes surface features called maria on the moon

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?