Lời Giải
Lời Giải
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6 Alan is 5 times the age of his son, Tom.:In 6 years, he will be 3 times the age of Tom.:How old is Tom now?Miko bought a bicycle at a discount of 10%.After the discount, the price is 180.How much did the bicycle cost less than the usual price?Sidney is saving up money to buy a car. Sidney puts 10,000.00 into an account which earns 14% interest, compounded annually. How much will she have in the account after 10 years?The chu vi of a circle is 10pi in. What is the area, in square inches? Express your answer in terms of pipi.25 is 35 percent of what number