Please help, and show work. Thanks

Please help, and show work. Thanks

Amy has soccer every 5th day and tennis every 7th day. On what day will she have both?

Agator amusement park in Central Florida had 13,500 visitors in 1998. In 2006, the number of visitors rose to 18,700. Let x be the number of years since 1998, and let y represent the number of visitors...

A meatball eating contest is held to see which contestant can eat 50 meatballs in the least amount of time. The winner of the contest was able to eat all 50 meatballs at a rate of 5 meatballs per...

Thanks for the help.

I receive a check for $10.232.47, which 10% commission has already been deducted, what is the commission amount?

Suppose in 2000, a country recycled 69.2 million tons of solid waste. In 2002, the figure grew to 76.2 million tons. Let N(t) represent the number of tons recycled, in millions, and t the number of...

The sum of two numbers is 108, and their difference is 76.

The sum of two numbers is 99, and their difference is 25.

The drama club sold bags of candy and cookies to raise money for the spring show. Bags of candy cost $5.00 and bags of cookies cost $2.50, and sale equaled $42.50 in total. There were 5 more bags...

Dacoda sold pumpkins from his farm. He sold jumbo pumpkins for $9 each, and he sold regular pumpkins for $4 each. Dacoda sold 80 pumpkins and collected $395. How many jumbo pumpkins and regular pumpkins...

Building A is 347 meters taller than building B. If the height of building A is subtracted from twice the height of building B, the result is 97 meters. How tall is each skyscraper?

Loudness, or the intensity of sound, is measured in decibels. The sound level of a television is about 70 decibels, which is considered a safe hearing level. A food blender runs at 20 decibels higher...

the length of a rectangle is twice its width and its perimeter is 21 cm find the length and the width of the tile

By air the distance from city a to city b is 3006 miles less than the distance from city c to city d. If the total of these two distances is 7804 miles, find the distance from city c to city d.

It's a math word problem and I need it solved

emilys fishank can hold 50 gallons of water when completely full. If Emily uses a 1/2 gallon jug to fill it how many full jugs of water will she need to fill the fishtank? Can you show the work...

how to solve

A student takes out two loans totaling $8000 to help pay for college expenses. One loan is a 6% simple interest, and the other is at 5% simple interest. The first-year interest is $420. Find amount...

This is a science/math problem. I'm pretty sure I have to convert the minutes to hours, but I don't know what to do with the kilometers then. I need clarification and steps to show me what I need...

Daniel B.

Columbia U Math Student

New York, NY

Robert S.

Experienced GIS, Data, and Web Analyst

New York, NY