해법
해법
솔루션 단계
Translate the problem into an equation:
가장 가까운 hundredth 으로 반올림:
인기 있는 예
101 with a 40% discount. what is the sale price?one third a numberFind two positive consecutive odd integers such that the square of the larger integer is one less, than twice the square of the small integer.four more than double number is greater than tenyou buy a watch for 60. your friend buys a watch a month later. it is now sold at a 15% what is the new price?