At the city museum, child admission is 6.20 and adult admission is 9.80 . On Monday, four times as many adult tickets as child tickets were sold, for a total sales of . How many child tickets were sold that day

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Pick the description of a geometric object that best matches the real world object box for a deck of card

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not