he

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

פּוֹפּוּלָרִי Word Problems >

The population of a city decreases by 3.9% per year. If this year's population is 200,000, what will next year's population be, to the nearest individual?

פתרון

T h e p o p u l a t i o n o f a c i t y d ecre a ses b y 3.9% p er ye a r . I f t hi s ye a r^{'} s p o p u l a t i o n i s 200, 000, w ha t w i ll n e x t ye a r^{'} s p o p u l a t i o n b e, t o t h e n e a res t in d i v i d u a l ?

פתרון

Amount after reduction : 192200

צעדי פתרון

Translate the problem into an equation:

x = 200000 - 0.039 \cdot 200000

x = 200000 - 0.039 \cdot 200000 : x = 192200

Amount after reduction : 192200

דוגמאות פופולריות

Universal Credit Dublin offers a deposit account paying 9.75% per year. You deposit €24,500 in the account. After 13 years, how much money is in the account, assuming interest is compounded yearly.If my family travelled 300km at a speed of 60km/h For how long did they travel?Four times the sum of 3 times a number and-6 is 12. What is the number?Nine subtracted from two times a number is 51. what is that number?To find a 10% increase in 300, you would find: