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Beliebt Word Problems >

Tom is three times Karin’s age. In ten years, he will be double Karin’s age. How old is Tom now?

Lösung

T o m i s t h ree t im es K a r in ’ s a g e . I n t e n ye a rs, h e w i ll b e d o u b l e K a r in ’ s a g e . Ho w o l d i s T o m n o w ?

Lösung

Tom^{'} s age is : 30

Schritte zur Lösung

Translate the problem into an equation:

3 x + 10 = 2 (x + 10)

Löse nach

x, 3 x + 10 = 2 (x + 10) : x = 10

Finde Tom's age

: 30

Tom^{'} s age is : 30

Beliebte Beispiele

The diameter of a circle is 26 kilometers. What is the circle's kreisumfang?Twice the differenz of a number and 3 is 9.Six less than the product of 3 and a number is equal to 5.9 plus 6 times a number is 9 times the number Mary, who is sixteen years old, is four times as old as her brother. How old will Mary be when she is twice as old as her brother?