解答
Danny is 28 years younger than Trudy. Rose is 36. Ariana is 25 years younger than Rose and 57 years younger than Trudy. How old is Danny?
解答
求解步骤
Translate the problem into an equation:
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流行的例子
Angela deposits 1000 into an account with an APR of 3.1% for 10 years. Find the future value of the account if interest is compounded monthly. Round your answer to the nearest hundredth, if necessary.10 increased by a number is 27Suppose that 17,000 is deposited for eight years at 5% APR. Calculate the interest earned if interest is compounded weekly. Round your answer to the nearest cent.Cheko bought a cake at a discount of 25%.After discount, the price is 33.How much did the cake cost less than the usual price?Determine the simple interest owed on 740 for 5 years at a rate of 15.5%.