In a random sample of 300 people in a town, 193 were female. What is the sample portion of female

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?