Dan and chuck go out to lunch. When they finished eating they paid the bill plus 7.5% tax. The total cost for their meals plus tax was $55.90. What was the cost of their meals before tax?

Ozzie is starting his own part time business. He plans to earn $20 per hour. He has the following expenses each month, $500 for overhead, $120 for phone and fax and $25 for materials. a.

Jess had three more nickels than dimes for a total of $1.50 how many of each coin did he

Australian glitter ants reproduce so that their population doubles every 15 days. If there are 3 ants initially, the equation is represented by y=3 (2) ^t/15, where t represents the number of days.

True or false: The sum of the measures of any two angles of a triangle is always greater than the supplement of the third angle.

A piece of paper is 0.00075 inches thick. How many sheets of paper will be in a stack that is 2.25 inches high

The base of a rectangle has a length of 4 inches and a diagonal has a length of 5 inches, Find the area of the rectangle

A ball is thrown from an initial height of 7 feet with an initial upward velocity of 28/fts. The ball's height h (in feet) after t seconds is given by the following. = h+7-28t16t2 Find all values of t for which the ball's height is 15 feet.

The sum of two twin primes is 60. What are the numbers

The product BxA equals

You have 90 minutes to complete atleast 18 chemistry and math problems. It takes 5 minutes to complet a chemistry problem and 4 minutes for each math problem. Which is a possible solution to this equation?