Carlos has decided to buy a new mountain bike that costs $295.90 before tax. sales tax is 4.5%. how much sales tax will he pay?

What is the 12th term of b(n)=-4-2(n-1)

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?