Duane always uses 3/10 of money he earns mowing lawns to buy lawn supplies for the work. He puts the rest of the money in the bank. If Duane earned $80 last month mowing lawns, how much money did he put in the bank?

Describe all the numbers that when rounded to the nearest thousand are 645,000

Read the following two statements. then use the law of syllogism to draw a conclusion. if the tv is too loud, then it will give me a headache. if i have a headache, then i will have to rest.

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels