Advertisements
Advertisements
प्रश्न
Beena got married 8 years ago. Today, her age is `1 1/4` is times her age at the time of marriage. If her daughter's age is 1/10 times her age, then her daughter's age is:
पर्याय
3 years
4 years
5 years
2 years
Advertisements
उत्तर
4 years
Explanation:
Let Beena's present age is x year.
then Beena's age at the times of marriage = (x − 8)
ATQ, `"x"=5/4("x"-8)`
4x = 5x − 40
x = 40
Beena's daughter age `="x"/10=40/10=4` years
APPEARS IN
संबंधित प्रश्न
The number of children in a camp is x and their average weight is 20 kg. If 5 children each weighing 12 kg, join the camp or if 10 children each weighing 21 kg leave the camp, the average weight in both the cases remains the same. The value of x is
When numbers are associated with weights, then obtanied mean is said to be
The sum of ages of a mother and daughter is 45 years. Five years ago, the product of their ages was four times the mother's age at that time. The present age of the mother is
10 sheep and 5 pigs were bought for ₹6,000. If the average price of a sheep is ₹450, find the average price of a pig.
The average age of three boys is 15 years. If their ages are in the ratio 3:5:7, the age of the youngest boy is
If the average marks of three batches of 55, 60 and 45 students are respectively 50, 55 and 60, then the average marks of all the students are
The average weight of 8 persons increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What must be the weight of the new person?
A car owner buys petrol at ₹ 7.50, ₹ 8 and ₹ 8.50 per litre for three successive years. What approximately is the average cost per litre of petrol, if he spends ₹ 4000 each year?
At present Meena is eight times her daughter's age. Eight years from now, the ratio of the ages of Meena and her daughter will be 10 : 3, respectively. What is Meena's present age?
In a family, the father is 5 years older than the mother and the mother's age now is thrice the age of the daughter. The daughter is now 10 years old. What was the age of the father when the daughter was born?
