CAT Exam Category

average age of group of men is increased by 5 years.when person aged 18 years is replaced by new person aged 38 years.how many men are there in the group?

Read Solution (Total 2)

4 persons

Difference in age=38-18=20
So increase of 5 years will be distributed among 20/5= 4 persons
9 years agoHelpfull: Yes(4) No(0)

no of person is 4
9 years agoHelpfull: Yes(0) No(0)

CAT Other Question

4 men & 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it? average age of family of 6 members is 22 years.age of the youngest member is 7 years.whart was the age of the family at the birth of the youngest?