Advertisements
Advertisements
Question
A girl is 28 years younger than her father. The sum of their ages is 50 years. Find the ages of the girl and her father.
Advertisements
Solution
Let x be the age of the girl.
Then, age of her father = (x + 28) yr
According to the question,
∴ x + (x + 28) = 50
⇒ 2x + 28 = 50
⇒ 2x = 50 – 28
⇒ 2x = 22
⇒ x = `22/2` = 11 yr
Hence, the age of the girl is 11 yr and age of her father’s age is (11 + 28), i.e. 39 yr.
APPEARS IN
RELATED QUESTIONS
Set up equation and solve them to find the unknown number in the following case:
If I take three-fourths of a number and add 3 to it, I get 21.
Sachin scored twice as many runs as Rahul. Together, their runs fell two short of a double century. How many runs did each one score?
Irfan says that he has 7 marbles more than five times the marbles Parmit has. Irfan has 37 marbles. How many marbles does Parmit have?
In a test Abha gets twice the marks as that of Palak. Two times Abha's marks and three times Palak's marks make 280.
Marks obtained by Abha are ______.
In a Mathematics quiz, 30 prizes consisting of 1st and 2nd prizes only are to be given. 1st and 2nd prizes are worth ₹ 2000 and ₹ 1000, respectively. If the total prize money is ₹ 52,000 then show that:
The solution of the equation is ______.
In a Mathematics quiz, 30 prizes consisting of 1st and 2nd prizes only are to be given. 1st and 2nd prizes are worth ₹ 2000 and ₹ 1000, respectively. If the total prize money is ₹ 52,000 then show that:
The number of 1st prizes are ______ and the number of 2nd prizes are ______.
If 1 is subtracted from a number and the difference is multiplied by `1/2`, the result is 7.
The age of Sohan Lal is four times that of his son Amit. If the difference of their ages is 27 years, find the age of Amit.
Two times a number increased by 5 equals 9. Find the number.
Twice a number added to half of itself equals 24. Find the number.
