Question
Which among the following statement is
true? In a family of seven members spanned across three generations, each married couple has one daughter. C and D are an only sibling of M, who is married to E. K is the granddaughter of P. A is the mother of C. E, who is the sister-in-law of D, is the daughter-in-law of P. D is not the aunt of K.Solution
In a family of seven members spanned across three generations, each married couple has one daughter.C and D are only siblings of M, who is married to E.A is the mother of C.
E, who is the sister-in-law of D, is the daughter-in-law of P.
D is not the aunt of K.K is the granddaughter of P.Each married couple has one daughter. So, K is the daughter of E.Thus, the final arrangement is:
The average height of 8 boys in a basketball team is 180 cm. If the tallest boy leaves, the average becomes 175 cm. Find the height of the boy who left.
- In a classroom, the ratio of the number of boys, girls, and teachers is 5:4:1, respectively, and the average number of people in each category is 50. What ...
The average age of a class of 20 girls is 15 years. If 5 new girls having average age of 10 years join the class, then the average age of the class beco...
The average age of a group of 20 students is 30 years. Two persons of age 40 years and 35 years, left the group and 2 persons of age 50 years and 65 yea...
Akshay bought 25 notebooks for Rs.1260 from shop A and 13 notebooks for Rs.1210 from shop B. What is the average price he paid per book?
The average rainfall recorded over the first three days of a week was 85 cm, whereas the average for the last three days was 92 cm. If the weekly averag...
A batsman averages 28.4 runs in 15 innings. In the next three innings, he scores 45, 89 and 52. Find his new batting average.
The average weight of 28 students in a class is 40 kg while the average weight of 5 teachers who teach them is 58 kg. 10 students and 1 teacher go for a...
The average height of 14 students in a group is (x + 12). If the average of the first seven students is 140 cm and the average of the remaining seven st...
A student's marks were wrongly entered as 65 instead of 45. Due to this, the average marks for the class increased by 1 /3 The number of students in the...