A box contains six red playing cards numbered 1 to 6 and also six black playing cards numbered 1 to 6 what is the probability of picking a car that is black or has a even number

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?