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Popolare Word Problems >

the population of a city has increased by 27% since it was last measured. if the current population is 50800 what is the previous population

Soluzione

t h e p o p u l a t i o n o f a c i t y ha s in cre a se d b y 27% s in ce i t w a s l a s t m e a s u re d . i f t h e c u rre n t p o p u l a t i o n i s 50800 w ha t i s t h e p re v i o u s p o p u l a t i o n

Soluzione

Amount before addition : 40000

Fasi della soluzione

Translate the problem into an equation:

50800 = x + 0.27 x

50800 = x + 0.27 x : x = 40000

Amount before addition : 40000

Esempi popolari

the quotient of a number and 5 is 9 25% of what number is 7 The present age of Alex is four times the present age of his son. Five years ago, the sum of their ages was 35 years.Find their present ages.60 is 24% of what number what is the balance after 7 years if 54000 is invested at 6% compound annually