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Популярное 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?

Решение

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 ?

Решение

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

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

Шаги решения

Translate the problem into an equation:

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

Решите для

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

Найдите age

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

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

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