How many digit (0,1,2,3,4,5,6,7,8,9) sequences of length 9 are there that contain at least 4 odd digits (1.3.5.7.9) and at least 4 even digits (0,2,4,6,8) ? (Repetition allowed.)

The nth term of a sequence is given by 20-n^2 a) find the third term of the sequence b) which term in the sequence is the first to have a negative value

Simplify this expression. If it is already simplified, then write it as it is. 20x^2 + 14x^5 + 8x^2 + 4x^5

What is the sales tax on a suit priced at $500 if the sales tax rate is 6%

The difference of eight times a number and eight is eight. Find the number.

What is the value of P (z>-2.05)

The desired accumulated amount is $100,000 after 4 years invested in an account with a 4% interest compounded quarterly

A store had 600 pounds of feed. After delivering equal amounts to 4 farmers, there are 60 pounds left. How many pounds did each farmer receive?

Simplify the following expression. 1/4 (24-16x) a. 6+4x b. 6+4 c. 6-4x d. 6-4

In some country's congress, the number of representatives is 25 less than five times the number of senators. there are a total of 515 members. find the number of senators and the number of representatives.

one large cake can feed 12 adults or 16 children. how many cakes will be needed to feed 30 adults and 50 children