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Популярное Word Problems >

5 years ago, Nina was twice as old as Sam. In 5 years, she will be 1.5 times as old as Sam. How old are Nina and Sam?

Решение

5 ye a rs a g o, N ina w a s tw i ce a s o l d a s S am . I n 5 ye a rs, s h e w i ll b e 1.5 t im es a s o l d a s S am . Ho w o l d a re N ina an d S am ?

Решение

Nina^{'} s age is : 25

Sam^{'} s age is : 15

Шаги решения

Translate the problem into an equation:

x - 5 = 2 (y - 5), x + 5 = 1.5 (y + 5)

x - 5 = 2 (y - 5), x + 5 = 1.5 (y + 5) : x = 25, y = 15

Nina^{'} s age is : 25

Sam^{'} s age is : 15

Популярные примеры

Miguel is 46 years old. He is 4 years older than three times his sons age.Find the ge of his son.A mother is currently 10 times older than her son. In 4 years time, she will be 7 times older than her son.A man is 10 times older than his grandson. He is also 54 years older than him. Find their present ages.Sylvia is 12 years older than her sister Stacy. She is also 5 times as old as Stacy. How old is sylvia Five year ago Nina was twice as old as Sam. In five years she will be 1.5 times as old as Sam. How are Sam and Nina now.