Determine the number of permutations (arrangements) possible of 10 things taken 2 at a time.

the scale of a model is 0.5 inch, : 6 ft. find the length of the model for an actual length of 204 ft.

Translate the product of 19 and n into symbols

Select all choices which could lead to a biased result. 1. Randomly calling telephone numbers to ask if people are satisfied with their service 2.

Jose has 7 packs of baseball cards. He gives 5 cards from each pack to his friends and has 56 cards left. Write and solve an equation to find how many cards were originally in each pack.

The adverage person lose about eught times ten strands of hair each day about how many strands of hair an average person lose in nine days

A recipe for brownies calls for 4 eggs and 1 1/2 cups of flour. If the recipe makes 15 brownies, how many cups of flour will be needed to make 60 brownies?

A rectangular table measures 48 inches wide and 60 inches long. a tablecloth covers the table and hangs over the edge by 10 inches on each side. what is the area of the tablecloth measured in square inches

Missing lenght on the right side. solve for c. 8", 6" = c

What is the difference Of these mixed numbers 7 4/6 - 4 1/6

At the end of February there are 692 houses in our town. Some new house are built in March. At the end of March there are 967 houses. How many houses are built in March?