해법
해법
솔루션 단계
Represent the numbers with :
A.T.Q.:
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A square has a perimeter of 88 ft . What is the length of each side?The population of a city has increased by 29% since it was last measured. If the current population is 77400, what was the previous population?Jessica placed 1,100 in a savings account which earns 3.7% interest, compounded annually. How much will she have in the account after 15 years.eleven and a number is equivalent to sevenTwo buses leave a station at the same time and travel in opposite directions. One bus travels 9(mi)/h faster than the other. If the two buses are 847 miles apart after 7 hours, what is the rate of each bus?