paper 77

1. previous question … a car travels for 1 hour then 3/5th speed due to breakdown and reaches 2 hrs late. Had the break down occurred 50 miles later the it would have reached 40 mts earlier.
What is the distance b/w the places..
Ans 200miles

2 husband older than wife. Wifes ages digit reversed is husbands age. The diference oh their age is 1/11 of the age of their sum.
What are their age
Ans 54 45

3 there are certain no. of clerks
if the no of girls is doubled the present no. then the total no. of clerk wud be doubled
if the total no of men are trippled then the total no. of clerks is 30
what is the total no. of clerk
ans 12 girl 6 men

4. there is a five digit no.
the 2n digit is lowest
3rd is highest
there are 2 prime numbers in the no.

the first digit is less than 3rd by 1
the fifth digit is half of fourth digit andis between 1st and 2nd digit
assume that 1 is not a prime no.
Ans 71842
5 a cube is cut by 6 parallel lines and painted red. How many have 3 faces red, 2 faces red, 1 face red and 0 face red
ans 8,12,6,1
6 some conditions
like if A is not 2 then D is 4
etc
find A,B,C,D

7. aperson has atleast I male cat
he has to have tow cats what is the probabilty that both will be male
ans 1/5 or 1/3 don't know

8 a tap fills in 10 mts other in 15 mts . one empties in 7.5 mts
how long will it take to fill the tank whwn all are open

9 . some problem regarding one persn makes statemen

10 , there are 5 languges , five people and some conditions
ans
A speaks portugese spanish and italian
B speaks all languages
C speaks only french
D speaks italian and spanish