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شائع Word Problems >

Mr. Reyes is 4 times as old as his son. In 20 years, Mr. Reyes will be twice as old as his son. Find their present age.

الحلّ

M r . R eyes i s 4 t im es a s o l d a s hi s so n . I n 20 ye a rs, M r . R eyes w i ll b e tw i ce a s o l d a s hi s so n . F in d t h e i r p rese n t a g e .

الحلّ

Son^{'} s age is : 10

Reyes^{'} s age is : 40

خطوات الحلّ

Translate the problem into an equation:

4 x + 20 = 2 (x + 20)

4 x + 20 = 2 (x + 20), x

حلّ لـ:

x = 10

age جد

Son^{'} s age is : 10

Reyes^{'} s age is : 40

أمثلة شائعة

the sum of 3 consecutive integers is 132.find the integers The diameter of a circle is 12 ft. Find the circumference The product of two consecutive odd integers is 255. Find the integers.3 times the difference between a number and 3 is equal to 15 find the diameter of a circle with an area 16pi square millimeter