Write six hundred thirty-four thousandth in decimal notation

Anabel uses 10 gallons of gas to drive 220 miles on the highway. if she travels at the same rate, how many miles can she drive on 7 gallons of gas

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)