There are deer and peacocks in a zoo. By counting heads they are 80. The number of their legs is 200. How many peacocks are there?
20
60
50
50
Ann, Bill and Ken shared some stamps in the ratio 2 : 3 : 4. After a game the ratio became 5 : 2 : 2. If Ann won 21 stamps how many did Ken lose?
21
7
28
28
The ratio of the present ages of Sunita and Vinita is 4 : 5. 6 yr hence, the ratio of their ages will be 14 : 17. What will be the ratio of their ages 12 yr hence?
15 : 19
13 : 15
16 : 19
16 : 19
The age of Rakhi is twelve times that of her daughter Anubha. If age of Anubha is 3 years now, then what was the age of Rakhi, 2 years earlier?
20 years
34 years
30 years
30 years
Satya's birthday falls on 15th August and Meena's birthday falls on 25th June. If Meena's birthday was on Wednesday, what was the day on Sathya's birthday in the same year?
Friday
Monday
Tuesday
Tuesday
The average age of A and B is 18 years. After 3 years, C joins them and the average ages of A, B and C becomes 22 years. The age of C is
20 years
21 years
24 years
24 years
A man was 32 years of age when he had his first son. His wife was 35 years of age when his son attained the age of 7 years. The difference between the age of the father and the mother is .............
7 years
3 years
5 years
5 years
D.
5 years
Age of a man when his son attained the age of 7 years = 32 + 7 = 39 years
Age of mother = 35 years
Required difference = 39 - 35 = 4 years.
The average age of 19 boys in a class is 21 years. If the teacher's age is included, the average increases to 22 years. What is the teacher's age?
39 years
41 years
40 years
40 years
A man is 3 years older than his wife and four times as old as his son. If the son becomes 15 years old after 3 years. Then what is the present age of the wife?
60 years
51 years
48 years
48 years
In a group of 50 students, 25 play Hockey, 30 play Football, and 8 play neither game. what is the number of students who play both Hockey and Football?
10
11
12
13