**Dear Readers,**

**So here we are with the most important questions of Simplification for SBI PO 2017.**

**Q1. There are 197 boys and 591 girls in a college. If the average weight of boys is 63 kg and average weight of girls is 51 kg, then what is the average weight of the students in the college?**

**(a) 56 kg**

(b) 57 kg

(c) 54 kg

(d) 60 kg

(e) None of these

**Q2. A student on his birthday distributed on an average 5 chocolates per student. If on the arrival of the teacher and the headmaster to whom the students give 10 and 15 chocolates respectively, the average chocolate distributed per head increases to 5.5, then what is the strength of the class?**

(a) 28

(b) 30

(c) 32

(d) Can’t be determined

(e) None of these

**Q3. A student who scored 30% marks in the first paper of Physics out of 180 marks, has to get an overall score of at least 50% in two papers, the second paper carrying 150 marks. What percentage of marks should he score in the second paper to get the overall average score?**

(a) 80%

(b) 76%

(c) 74%

(d) 70%

(e) None of these

**Q4. The average income of A, B and C is Rs. 12,000 per month and the average income of B, C and D is Rs. 15,000 per month. If the average salary of D be twice that of A, then the average salary of B and C (in Rs.) is:**

(a) 8,000

(b) 18,000

(c) 13,500

(d) 9,000

(e) None of these

**Q5. While calculating the average of a batsman as 36 in 100 matches that he played, one of the score 90 was incorrectly noted as 40. The approximate percentage error is:**

(a) 0.6%

(b) 1.36%

(c) 1.34%

(d) 1.21%

(e) None of these

**Q6. The average weight of 29 students in a class is 48 kg. If the weight of the teacher is included, the average weight rises by 500 g. Find the weight of the teacher.**

(a) 57 kg

(b) 60 kg

(c) 65 kg

(d) 63 kg

(e) None of these

**Q7. There was one mess for 30 boarders in a certain hostel. If the number of boarders was increased by 10, the expenses of the mess increased by Rs. 40 per month, while the average expenditure per head diminished by Rs. 2. Find the original monthly expenses.**

(a) Rs. 390

(b) Rs. 360

(c) Rs. 410

(d) Rs. 480

(e) None of these

**Q8. The average age of a family of 6 members is 22 years. If the age of the youngest member be 7 years, what was the average age of family at the birth of the youngest members?**

(a) 15

(b) 18

(c) 21

(d) 22

(e) None of these

**Q9. The average weight of 45 students in a class is 52 kg. 5 of them whose average weight is 48 kg leave the class and other 5 students whose average weight is 54 kg join the class. What is the new average weight (in kg) of the class?**

**Q10. Nine persons went to a hostel for taking their meals. Eight of them spent Rs. 12 each over their meals and the ninth spend Rs. 8 more than the average expenditure of all the nine. Total money spent by them was:**

(a) Rs. 104

(b) Rs. 105

(c) Rs. 116

(d) Rs. 117

(e) None of these

**Q11. A hiker walked for two days. On the second day, the hiker walked 2 hrs longer and at an average speed of 1 km per hour faster than he walked on the first day. If during the two days he walked a total of 64 km and spent a total of 18 hrs walking. What was his average speed on the first day?**

(a) 2 km/h

(b) 3 km/h

(c) 4 km/h

(d) 5 km/h

(e) None of these

**Q12. An airplane flies along the four sides of a square field at the speeds of 200, 400, 600 and 800 km/h. The average speed of the plane around the field in km/h is:**

(a) 384

(b) 400

(c) 500

(d) 284

(e) None of these

**Q13. The average age of Sachin and Ganguly is 35 years. If Kaif replaces Sachin, the average age becomes 32 years and if Kaif replaces Ganguly, then the average age becomes 38 years. If the average age of Dhoni and Irfanbe half of the average age of Sachin, Ganguly and Kaif, then the average age of all the five people is:**

(a) 28 years

(b) 32 years

(c) 25 years

(d) 30 years

(e) None of these

**Q14. There are twice the number of two wheelers as there are three wheelers and the number of 4 wheelers are equal to the number of two wheelers. The average number of wheels per vehicle is:**

(a) 3

(b) 4

(c) 5

(d) Can’t be determined

(e) None of these

**Q15. The average age of A and B is 20 years. If C were to replace A, the average would be 19 and if C were to replace B, the average would be 21. What are the ages of A, B and C?**

(a) 22, 18, 20

(b) 28, 19, 20

(c) 22, 20, 17

(d) Can’t be determined

(e) None of these

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