解答
解答
求解步骤
Given:
给定 的圆周长:
流行的例子
Today only, a table is being sold at a 26% discount. The sale price is 555.What was the price yesterday?The population of a city decreases by 3.7% per year. If this year's population is 132,000, what will next year's population be, to the nearest individual?Lennie Cavan earned 576 in interest when she invested in a fund paying 9.5% simple interest for 4 years. How much did Lennie invest originally using the simple interest formula?One number is two more than another. Their sum is 8.Seven more than the product of a number and 9 is 3