Problem solving exercise 3d+d-7=25/4

Janie ran 3 1/2 miles on monday and 4 1/4 miles on tuesday how many total miles did she run?

Write 118 in hundreds, tens, and ones?

Use doubles minus one to slove 8+7

The pair of random variables (X, Y) is equally likely to take any of the four pairs of values (0,1), (1,0), (-1,0), (0,-1). Note that X and Y each have zero mean. a) Find E[XY].

What is the unit price for a 16 ounce jar that costs 3.20

Lynda is flying her kite at the end of a 40m string. The string makes and angle of pie/4 with the ground. The wind speed increases and the kite flies higher until the string makes an angle of pie/3 with the ground.

What is the sum of the angles of a polygon with s sides is 2,520

Brooke is a high school graduate and makes $28,150 annually as an office assistant. Jake is acollege graduate and makes $31,380 annually as acustomer service manager at a clothing store. what is the difference in salary after 5 years?

Dilating a triangle changes the size of the triangle but does not change its shape. true or false?

Is it easier to add or multiply fractions? Explain your answer and give an example of each