4:5 $156 8:11

4:5 $156 8:11

three pizzas and four sandwiches cost $34. Three pizzas and seven sandwiches cost $41.50 How much does a pizza cost?

Suppose Brian travels 30.8 kilometers from Mexico to the U.S. to shop. Each item that he buys in the U.S. is approximately $0.50 cheaper than what he would have paid in Mexico. The cost of fuel is...

Add a graph, system of substitution and elimination

A bank teller has 112 $5 and $10 bills for a total of $720. How many of each kind does he have?

If it took 25 mins. to make 100 boxes, how many seconds did 1 box take?

There are 450 pigeon eggs in a farm. There are 50 fewer pigeon eggs than duck eggs. There are 300 more chicken eggs than duck eggs. Find the ratio of the number of duck eggs to the number of chicken...

The ratio of the number of Sandy's hair clips to the total number of Sandy's and Dianna's hair clips is 5:7. If Dianna has 56 hair clips, how many less hair clips does she have than Sandy? Please...

The ratio of the number of vans to the number of motorcycles is 11:15. Each van has 4 wheels and each motorcycle has 2 wheels. If all the vans and motorcycles have a total of 592 wheels, how many...

A person has a rectangular garden with a width of 10 feet and a length of 12 feet. to form a border of uniform width, he plans to place mulch around the outside of the garden. if he has just enough...

a person plans to use 60 feet of fencing to enclose a rectangular patio. What dimensions of the rectangle would give the maximum area? what is the area?

The ratio of the number of vans to the number of motorcycles is 11:15. Each van has 4 wheels and each motorcycle has 2 wheels. If all the vans and motorcycles have a total of 592 wheels, how many...

Find two numbers if their difference is -4 and their sum is -8

There are 16 workers employed on a highway project, some at $165 per day and some at $200 per day. If the daily payroll is $2745, find the number of workers employed at each wage

find the numbers if their differences is -4 and their sum is -8

Ruth, Jane and Anne have 76 marbles altogether. The ratio of the number of marbles Ruth has to the number of marbles Anne has is 2:3. However, Jane has 20 marbles fewer than Anne. How many marbles...

There are 46 balls in a box. 25 of them are blue. Find the ratio of the red balls to the total number of balls in the box if another 15 red balls are added into the box. Please tell me the...

At an exhibition, the number of adults to the number of children was in the ratio 12:9 and the ratio of the number of boys to the number of girls was 4:6. If there were 2100 people at the exhibition...

how many liters of a 6% solution of salt should be added to a 28% solution in order to obtain 1320 liters of a 10% solution

each person of type A ate 2 burgers,each person of type B ate 4 burgers,4-4 person of type C decide to share 1 burger. Calculate the no. Of person in each category.

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