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인기 있는 Word Problems >

Sarah is 3 1/2 feet tall.Her brother Luke is 12 years older than Sarah and 1 3/4 times taller than her.how tall is Luke?

해법

S a r ah i s 3 \frac{1}{2} f ee t t a ll . Her b ro t h er Lu k e i s 12 ye a rs o l d er t han S a r ah an d 1 \frac{3}{4} t im es t a ll er t han h er . h o w t a ll i s Lu k e ?

해법

Luke^{'} s age is : 15 \frac{1}{2}

Sarah^{'} s age is : 3 \frac{1}{2}

솔루션 단계

Translate the problem into an equation:

x - 12 = \frac{7}{2}

x

해결 대상

, x - 12 = \frac{7}{2} : x = \frac{31}{2}

age 찾다

Luke^{'} s age is : 15 \frac{1}{2}

Sarah^{'} s age is : 3 \frac{1}{2}

인기 있는 예

how to find the distributive property of 3 and 88 The 차이 of twice a number and 4 is at least-28 .Find the present value of 10,000 if interest is paid at a rate of 6% per year, compounded semiannually, for 3 years.5 times a number is 14 less than the square of that number The 차이 between seven times a number and nine more than six times the number