## Ismaiel Kalady is teaching live on Unacademy Plus

AVERAGE PART 4 V SOLVING IN 5 SECS UNIQUE CONCEPTS SHORTCUT TRICKS FOR DEGREE LEVEL PSC

Course Contents - Basic Concepts of Average v Different types of Average Problems Unique Concepts for approaching average questions Advanced Tricks to solve in 5 secs Previous year PSC Questions included

1. The average salary of workers in an industry is Rs. 2000, the average salary of 150 technicians being Rs. 4000, and the non-technicians being Rs. 1,250. The total number of workers is . Ans

1. The average salary of workers in an industry is Rs. 2000, the average salary of 150 technicians being Rs. 4000, and the non-technicians being Rs. 1,250. The total number of workers is . Ans Mxtue Alig athou aTion 400 25 200 75, ' 00

1. The average salary of workers in an industry is Rs. 2000, the average salary of 150 technicians being Rs. 4000, and the non-technicians being Rs. 1,250. The total number of workers is . Ans Mxtue Alig athou 400 25 200 3: 3unvts- I50, give

2. A batsman has certain average runs for 20 innings. In the 21st inning, he served 107 runs thereby increasing his average by 2. What is his average after 21 innings? . Ans

2. A batsman has certain average runs for 20 innings. In the 21st inning, he served 107 runs thereby increasing his average by 2. What is his average after 21 innings? . Ans btal increme in 20 innings -20x2 0 Runs Scored in 2ng 107

2. A batsman has certain average runs for 20 innings. In the 21st inning, he served 107 runs thereby increasing his average by 2. What is his average after 21 innings? . Ans btal increse in 20 innihgs -ox2 Runs scored in 2strnng=107 Avg a tev 21 innings = 6

3. A man spends Rs. 1800 per month on an average for the first four months and Rs. 2000 per month for the next 8 months and saves Rs. 5600 a year. What is his average monthly income? (a) 2400 (b) 2000 (c) 1800 (d) 2500 . Ans

3. A man spends Rs. 1800 per month on an average for the first four months and Rs. 2000 per month for the next 8 months and saves Rs. 5600 a year. What is his average monthly income? (a) 2400 (b) 2000 (c) 1800 (d) 2500 . Ans otal moey - (1300x A +200ox 8)+5600 7200+/6 000500 289 0o