Im having trouble with this question

4n - 2n=4

30% of what number is 115

A concrete stepping stone measures 20square inches. what is the area of 30 such stones

5dm3/detik - 8cl/detik = cl/detik

Read the real-world problem. Jonah wants to buy two copies of a book. Which algebraic expression could Jonah use to find the value of the items? A. 2b B. b • b C. b + d D.

At a large university a simple random sample of five female professors is selected and a simple random sample of 10 male professors is selected. The two samples are combined to give an overall sample of 15 professors. The overall sample is a A.

What is the weight in grams of a liquid that exactly fills a 202.0 mL container if the density of the liquid is

You must attend a minimum of 85% of the practices in order to play in the playoffs you have made 37 of the 42 practices will you be able to play in the playoffs

How many cups of ketchup would 13 hamburgers get if there was 3 1/4 cups to be equally split along the 13 hamburgers

A store collected $56 in sales tax alone in one day. If the sales tax is 5.5%, how much did the store sell that day? (Round your answer to the nearest cent.)

The local sales tax is 3.5%. If you buy a video game console at a price of $100, what total should you expect to pay? $135.00 $103.50 $100.35 $450.00