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인기 있는 Word Problems >

a telephone cost 250 the sales tax is 7.5% what was the cost of the telephone including tax

해법

a t e l e p h o n e cos t 250 t h e s a l es t a x i s 7.5% w ha t w a s t h e cos t o f t h e t e l e p h o n e in c l u d in g t a x

해법

Amount before tax : 232.55813 \dots

솔루션 단계

Translate the problem into an equation:

250 = x + 0.075 x

250 = x + 0.075 x : x = \frac{10000}{43}

\frac{10000}{43} = 232.55813 \dots

Amount before tax : 232.55813 \dots

인기 있는 예

What is the 용량, in cubic centimeters, of a cube with an edge length of 15 centimeters The sum of the opposite of a number x and six is less than or equal to five The diameter of a circle is 10 in. Find its 원둘레 in terms of pipi.The product of 2 and 3 more than a number is 7 The product of two consecutive even integers is 48 . Find all sets of these integers that satisfy this description.