CSIR NET 2023 || General Aptitude || General Aptitude Complete Revision

The sum of three numbers is 98 . If the ratio of the first to the second is 2 : 3 and that of the second to the third is 5 : 8, then the third number is  :

Monthly salaries of Anil and Kumud are in the ratio 19 : 17. If Anil and Kumud get salary hike of ₹2000 and ₹1000 respectively, then the ratio in their salaries becomes 8 : 7. What is the salary of Kumud before hike (in ₹)?

Average age of 7 students of a class is 28 years. Average age of first three students is 30 years. Age of fourth student is 4 years less than the age of fifth student. Ages of last two student is same and is 5 more than the average of first three students. What is the average age of fourth and fifth student?

Five years ago, the average age of a family of 4 members was 20 years. Two children having been born with age difference of 4 years, the present average age of the family is same. What is the present age of the elder child ?

A alone can do a work in 11 days. B alone can do the same work in 22 days. C alone can do the same work in 33 days.

Day 1: A and B work.

Day 2: B and C work

Day 3: C and A work

Day 4: A and B work. And so on.

In how many days will the work be completed?

If 35 men can finish a work in 6 days, then in how many days can 7 men do half of the same work?

Three positive numbers are in the ratio 2: 3:4 . The sum of their squares is 2349 . The average of the first two numbers is:

Each member of a club contributes as much rupees and as much paisa as the number of members of a group. It total contribution is Rs.4949, then the number of members of the club is?

The average weight of A, B and C is 71 kg. If the average weight of A and B is 69.5 kg, and the average weight of A and C is 73.5 kg, then the weight of A (in kg) is: