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פּוֹפּוּלָרִי Word Problems >

amanda finds the new price of her favorite pi gone up 225% in one year. If the pi now costs \$26.00, what did it cost a year ago.

פתרון

aman d a f in d s t h e n e w p r i ce o f h er f a v or i t e p i g o n e u p 225% in o n e ye a r . I f t h e p i n o w cos t s $26.00, w ha t d i d i t cos t a ye a r a g o .

פתרון

Amount before addition : 8

צעדי פתרון

Translate the problem into an equation:

26 = x + 2.25 x

26 = x + 2.25 x : x = 8

Amount before addition : 8

דוגמאות פופולריות

200% OF WHAT NUMBER IS 160 the sum of two numbers is 21. Three times the larger is four times the smaller. find the numbers 9 is 0.33 of what number A third of a number increased my 10 is 13. find the number.Find the future value and interest earned if 8706.54 is invested for 9 years at 5% compounded continuously