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受欢迎的 Word Problems >

Naruto is three years younger than Sakura and Sakura is seven years older than Sasuke.If the sum of their ages is 44, find each person’s age.

解答

N a r u t o i s t h ree ye a rs yo u n g er t han S ak u r a an d S ak u r a i s se v e n ye a rs o l d er t han S a s u k e . I f t h e s u m o f t h e i r a g es i s 44, f in d e a c h p erso n ’ s a g e .

解答

Sakura^{'} s age is : 18

Naruto^{'} s age is : 15

Sasuke^{'} s age is : 11

求解步骤

Translate the problem into an equation:

x - 3 + x + x - 7 = 44

求解

x, x - 3 + x + x - 7 = 44 : x = 18

找到 age

Sakura^{'} s age is : 18

Naruto^{'} s age is : 15

Sasuke^{'} s age is : 11

流行的例子

Cody is twice as old as Evan. Three years ago the sum of their ages was 27. Find the age of Evan three years ago.Seven less than twice a number is the same as one less than the number.Find the number.Five less than a number squared is 30 more than twice the number. Find the number.twenty less than one third of the number is 72.find the number Subtract a number from 7 and the result is 4 . Find that number.