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Phổ biến Word Problems >

the following word problems. Show your solutions. Jonathan is now three times as old as his son is. Twelve years ago, he was six times as old as his son was. Find the present age of each.

Lời Giải

t h e f o ll o w in g w or d p ro b l e m s . S h o w yo u r so l u t i o n s . J o na t han i s n o w t h ree t im es a s o l d a s hi s so n i s . Tw e l v e ye a rs a g o, h e w a s s i x t im es a s o l d a s hi s so n w a s . F in d t h e p rese n t a g e o f e a c h .

Lời Giải

Son^{'} s age is : 20

Jonathan^{'} s age is : 60

Các bước giải pháp

Translate the problem into an equation:

3 x - 12 = 6 (x - 12)

Giải

x, 3 x - 12 = 6 (x - 12) : x = 20

Tìm age

Son^{'} s age is : 20

Jonathan^{'} s age is : 60

Ví dụ phổ biến

Grandpa Khan is 8 years more than 5 times his grandson's age. The sum of their ages is 92. How old are they?The sum of the ages of Dakota and Patricia is 53 years. 7 years ago, Dakota's age was 2 times Patricia's age. How old is Dakota now?Tom is eight years older than claire. The sum of their age is 54. How old is Tom Jonathan is now three times as old as his son is. Twelve years ago, he was six times as old as his son was. Find the present age of each.Diane is six years younger than one-half his father's age.If the sum of their ages is 63, find the product of their ages.