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شائع Word Problems >

Maryl is 3 years older than Shaira. 10 years ago, the sum of their ages was 40.

الحلّ

M a ry l i s 3 ye a rs o l d er t han S hai r a . 10 ye a rs a g o, t h e s u m o f t h e i r a g es w a s 40.

الحلّ

Maryl^{'} s age is : 31 \frac{1}{2}

Shaira^{'} s age is : 28 \frac{1}{2}

خطوات الحلّ

Translate the problem into an equation:

x - 10 + x - 3 - 10 = 40

x - 10 + x - 3 - 10 = 40, x

حلّ لـ:

x = \frac{63}{2}

age جد

Maryl^{'} s age is : 31 \frac{1}{2}

Shaira^{'} s age is : 28 \frac{1}{2}

أمثلة شائعة

When six is subtracted from half of a number, the result is-18. What is the original number?the larger of two numbers is nine less than four times the smaller number. if the sum of two numbers is 76, find both numbers William's uncle is 32 years older than he is. In 15 years' time, his uncle will be double William's age. How old is William's uncle now?The larger of two numbers is nine less than four times the smaller number. If the sum of the two numbers is 76, find both numbers the sum of the squares of two consecutive even integers is 20. Find the integers.