What is 0:0? i've been looking around the internet and I can't find an answer

Which expression is equivalent to - 4.6 + (-0.4) + (-7.2) ? - (4.6-0.4) + (-7.2) (4.6+0.4+7.2) -4.6 - (0.4+7.2) (4.6+0.4) + (-7.2)

A woman walks into a store and steals $100 from the register and leaves. she later returns purchasing $70 in merchandise giving the owner the $100 bill she stole. she received $30 in change. how much money did the store lose?

Tori's grandmother is five times older than she is. the sum of tori's and her grandmother age is 72. how old is tori

What times what 3 times equals 8/27

A survey estimated that the average cost of textbooks for a semester of college is $320 with a margin of error of ± 8%. What is the range of the possible average cost of text books?

If the average of the numbers 3, 4, x, y, and 2 is 4, what is the value of x+y?

Molly bought a case of bottled water at the store. The case contains 48 bottles. Molly knows that she will drink 3 bottles of water each day and plans to restock her supply of water once she has fewer than 10 bottles left.

A worker draws a 1/5 scale drawing of the top of a small air conditioning unit. The drawing is a small air conditioning unit. The drawing is a rectangle with a length of 4 inches and a width of 2 inches.

Mrs. Ellis dumps out her change purse and finds that she has 26 coins, all dimes and quarters, for a total of $4.85. how many more quarters does she have than dimes.

If m angle B=m angle D=41, find m angle C so that quadrilateral ABCD is a parallelogram