The price of a set of headphones that regularly sells for $99 increases by 30 percent. What is the new price for the headphones? A $128.70 B $92.40 C $70

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship

An amusement park manager determined that about 23 of all customers would wait in long lines to ride the new roller coaster. which simulation could not be used to answer questions about whether a customer would wait?