At a concession stand, three hot dogs and 4 hamburgers cost $11.50 ; 4 hot dogs and three hamburgers cost $11.25 Find the cost of one hot dog and the cost of one hamburger.

What is the cost of one hot dog ?

Martin is saving for a gaming system. The total cost of the gaming system and three games is $325.49. About how much money should he save per week to purchase the gaming system and games in 10 weeks?

Using the addition or subtraction formulas for sine or cosine ... sinasinb = (cos (a-b) - cos (a+b)) / 2

lola travelled to new york to visit her grandmother. when she arrived at the airport she discovered that she would need to take a taxi to her grandmother's house. the sign says the cost for the taxi is $5.00 plus. 20 a mile.

Jose and a group of friends bought concert tickets for $257. The booking agency also charged a fee, bringing the total cost to $274.99. The amount of change is $17.99. What is the percent increase in the cost due to the fee?

fiona did an experinment to see if giving more or less water was better for her plants. she gave one plant 90mL of water once a day. she gave another plant 180mL once a day. how much water did the second plant get in a week

A veterinarian is changing the diets of two animals simba and cuddles. simba currently consumes 1200 calories per day. that number will increase 100 calories each day. cuddles currently consumes 3230 calories a day.

An airline requires carry on luggage to weigh at most 40 pounds. Your suitcase currently weighs 10 pounds. How many pounds p are available for you to fill your suitcase with other items?

Which equation describes a linear function

A triangular road sign has a height of 3 feet and a base of 2.5 feet. How much larger in area is this sign than one with a height of 2.5 feet and a base of 3 feet

The volume of a cylinder of radius r and height h is given by V = pi r^2 h. Then the height, in terms of the radius and volume, is given by: