ব্যাংক জব নিয়োগ – গণিত পরীক্ষা

গণিত পরীক্ষা : ব্যাংক জব নিয়োগ

Problem based on Ages is an very important topic which is given most of the competitive exams. You can easily solve all kind of Aptitude questions based on Problems on Ages by practicing regularly. In competitive examination there are three situation based questions are given which is give below .

• Present Age
• Years ago Age
• Hence years Age

Few examples of Problems Based on Ages with Shortcut Tricks

Example 1: The ratio of present age of A & B is 2 : 3 the present age of A is 30 years. Find the age of B after 5 years ?
Answer :

Step 1:  A : B present age ratio is 2 : 3 and A = 30 years.
Step 2: B present age is 30 / 2 x 3 = 45 years.
Step 3 : B age after 5 years is 45 + 5 = 50 years.

Example 2 : Niloy is as younger to Ganesh as he is older to Dev. If the sum of the ages of Ganesh & Dev is 58 years. What is Niloy age ?
Answer :

Step 1 : G – N = N – D
Step 2 : G + D = 2N
Step 3 :  58 = 2N
Step 4 : N = 29 years

Example 3 :
Suman and Bivash is 50 years old and  70 years old . How many years before was the ratio of their ages 3 : 5 ?
Answer :
Their ratio was  3 : 5 , Y years before ,
So, 50 – y / 70 – y = 3 / 5
5 ( 50 – y ) = 3 ( 70 – y )
250 – 5y = 210 – 3y
2y = 40
y = 20 years.

এই লেকচারের পরের পেইজে যেতে নিচের …. তে ক্লিক কর।