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인기 있는 Word Problems >

Ryan Real Estate is a national real estate company that sells houses across the country. This year, Ryan Real Estate sold 57,868 homes. This turns out to be 48% more than they sold last year. How many homes did they sell last year?

해법

R y an R e a l E s t a t e i s a na t i o na l re a l es t a t e co m p an y t ha t se ll s h o u ses a cross t h e co u n t ry . T hi s ye a r, R y an R e a l E s t a t e so l d 57, 868 h o m es . T hi s t u r n s o u t t o b e 48% m ore t han t h ey so l d l a s t ye a r . Ho w man y h o m es d i d t h ey se ll l a s t ye a r ?

해법

Amount before addition : 39100

솔루션 단계

Translate the problem into an equation:

57868 = x + 0.48 x

57868 = x + 0.48 x : x = 39100

Amount before addition : 39100

인기 있는 예

Translate to an equation and solve. Let x be the unknown number. What number is 66% of 39 Alvin is 9 years older than Elga. The sum of their ages is 83 . What is Elga's age?:years old Kevin is 17 years younger than his sister, Ntuthuko. In 7 years, Ntuthuko will be 2 times as old as Kevin. How old is Kevin now?Harry puts 200.00 into an account to use for school expenses. The account earns 10% interest, compounded annually. How much will be in the account after 9 years?Erica opened a savings account and deposited 2,000.00. The account earns 12% interest, compounded annually. If she wants to use the money to buy a new bicycle in 2 years, how much will she be able to spend on the bike?