How to add rational expressions with different denominators?

Duane bought 68 and3/4 inches of chain for an art project. How many 15 inches chains can he make from it

Printed circuit cards are placed in a functional test after being populated with semiconductor chips. A lot contains 140 cards. A sample of 20 cards are selected from the lot without replacement for functional testing.

List the numbers in order from greatest to least - 15 1 1/2 - 1 1/5, 7.5

Write the equation of the circle with a center at ( - 2, - 8) and a radius of sqrt (10).

Find the common ratio of geometric series 0.27 + ... = 54%

The number of basketball games bernie won this year was 25% less than the number of games he won last year. if bernie won 24 baseball games last year, how many games did he won this year?

Use the table to answer the question. The Works Price personal pizza $10.00 salad $3.00 fruit $2.00 juice $2.00 The coaches of the East Side Sports Club want to buy a lunch for each of the 209 members.

Graph of the step function g (x) = - ⌊x⌋ + 3, what is the domain of g (x) ?

A shipping company makes a display to show how many cubes can fit into a large box each cube has sides of 2 inches the large box has sides of 10 inches

Ther are 15 children are each wearing 1 cap. how many more caps woul you need to have one cap on each child?