Soundproof rooms take advantage of which property of waves?

The subject is actually science, but could not find it on options!

An item regularly priced at $750 is on sale for 20%off. There is a 3% sales tax. 1. what is the sale price? 2. what is the amount of the sales tax? 3. What will be the total cost of the item on sale?

An organism that can not make its own food

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Pet anacondas have escaped in to the swamps of florida why is this a problem?

Sally and Marvin are cousins, sally lives in a big city whiles Marvin lives in a small town within five years Marvin has visited sally eight times but within that same time sally has visited him once

What would you tell a friend who tells you, "I'm just not that interested in applying for scholarships. It sounds like so much work and I probably don't have a good chance of getting the scholarship anyway!"

A local cafe kept of the number of servings of the soup of the sold it each day, and the temperate that day, for two months during summer. the data are displayed in the scatter plot below

How much people are born everyday

Which Public Management and Administration employee is in charge of Postal Service workers?

It is okay to use the same gloves to: Handle money, prepare a sandwich, and pour the beverage Take the garbage to the dumpster, and then chop raw meat Clean the stainless steel table and then wash the produce Chop raw onion, then raw meat, and put