Estimate a 5% tip on a bill of $81.24 by first rounding the bill amount to the nearest ten dollars.

Three friends each toss a coin what is the probability that no one will win on a given coin toss

What is the value of i 20+1? A. 1 B.-1 C.-i D. i

A number to the 12th power divided by the same number to the 9th power equals 27. What is the number?

Ali is quite the baseball player. Forty two percent of her hits are home runs if Ali hit 150 balls last season how many of those were home runs

P=300-20x what is x in terms of P?

Two exterior angles of a triangle measure 135° and 100°. What are the measures of the interior angles of the triangle?

5) 200 students at a local college campus were asked to choose between chocolate and vanilla ice cream. 50 of the 200 students chose chocolate.

A ship has a 15-foot-tall mast with a 37.13-foot-long rope that is strung from the top of the mast to the ship's deck. What is the angle of elevation to the top of the mast?

Whos the First presdent of the united states

3 and 1 4th divided by 4 and 1 3rd