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인기 있는 Word Problems >

Harry has a large bush growing in his garden that is currently 11 feet tall. That is 10% taller than it was when Harry planted it there. How tall was the bush then?

해법

H a rry ha s a l a r g e b u s h g ro w in g in hi s g a r d e n t ha t i s c u rre n tl y 11 f ee t t a ll . T ha t i s 10% t a ll er t han i t w a s w h e n H a rry pl an t e d i t t h ere . Ho w t a ll w a s t h e b u s h t h e n ?

해법

Amount before addition : 10

솔루션 단계

Translate the problem into an equation:

11 = x + 0.1 x

11 = x + 0.1 x : x = 10

Amount before addition : 10

인기 있는 예

The 지름 of a circle is 20 cm. Find its area in terms of pipi Erics dad is 42. 10 years ago he was 8 times eric age how old is Eric age now the product of 5 and a number find the volume of a sphere with 지름 of 60ft Find the time required for an investment of 5000 dollars to grow to 8800 dollars at an interest rate of 7.5 percent per year, compounded quarterly. Your answer is t= years. You may enter the 정확한 value or round to 2 decimal places.