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شائع Word Problems >

five years ago wendy was 5 times older than rod. in 8 years time wendy will be 3 times older than rod how old is wendy today

الحلّ

f i v e ye a rs a g o w e n d y w a s 5 t im es o l d er t han ro d . in 8 ye a rs t im e w e n d y w i ll b e 3 t im es o l d er t han ro d h o w o l d i s w e n d y t o d a y

الحلّ

Wendy^{'} s age is : 70

خطوات الحلّ

Translate the problem into an equation:

x - 5 = 5 (y - 5), x + 8 = 3 (y + 8)

x - 5 = 5 (y - 5), x + 8 = 3 (y + 8) : x = 70, y = 18

Wendy^{'} s age is : 70

أمثلة شائعة

A coffee maker is on sale for 45. The sales tax is 7%, how much will the buyer spend altogether?Michael is 2 years older than his:friend Jason. 16 years ago,:Jason was half of Michael's age.:How old is Jason now?Devaughn is 14 years younger than sydney. The sum of their ages is 66. What is sydney's age?7 years ago, Tim won some money in the lottery and put it in a bank account that earns 15% interest compounded quarterly. If Tim currently has 400.00 in the bank account, how much interest has he earned?Sadie invested 13,000 in an account paying an interest rate of 2.3% compounded daily. Assuming no deposits or withdrawals are made, how long would it take, to the nearest tenth of a year, for the value of the account to reach 16,900?