Bosch Placement Paper - Technical Assistant

Bosch Previous Years Solved Sample Placement Papers

1. A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B, and C together can finish it in 6 days. A and C together will do it in:
   

   (a) 4 days

   (b) 6 days

   (c) 8 days

   (d) 12 days (Ans: C)

2. A and B can complete a work in 15 days and 10 days respectively. They started doing the work together, but after 2 days, B had to leave and A alone completed the remaining work. The whole work was completed in:
   

   (a) 8 days

   (b) 10 days

   (c) 12 days

   (d) 15 days (Ans: C)

3. When a plot is sold for Rs. 18,700, the owner loses 15%. At what price must that plot be sold in order to gain 15%?
   

   (a) Rs. 21,000

   (b) Rs. 22,500

   (c) Rs. 25,300

   (d) Rs. 25,800 (Ans: C)

4. A trader mixes 26 kg of rice at Rs. 20 per kg with 30 kg of rice of another variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is:
   

   (a) No profit, no loss

   (b) 5%

   (c) 8%

   (d) 10%

   (e) None of these (Ans: B)

5. The percentage profit earned by selling an article for Rs. 1920 is equal to the percentage loss incurred by selling the same article for Rs. 1280. At what price should the article be sold to make 25% profit?
   

   (a) Rs. 2000

   (b) Rs. 2200

   (c) Rs. 2400

   (d) Data inadequate (Ans: A)

6. The present ages of three persons are in proportions 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years).
   

   (a) 8, 20, 28

   (b) 16, 28, 36

   (c) 20, 35, 45

   (d) None of these (Ans: B)

7. Ayesha’s father was 38 years old when she was born, while her mother was 36 years old when her brother, four years younger than her, was born. What is the difference between the ages of her parents?
   

   (a) 2 years

   (b) 4 years

   (c) 6 years

   (d) 8 years (Ans: C)

8. Sachin is younger than Rahul by 7 years. If their ages are in the respective ratio of 7 : 9, how old is Sachin?
   

   (a) 16 years

   (b) 18 years

   (c) 28 years

   (d) 24.5 years

   (e) None of these (Ans: D)

9. The average weight of A, B, and C is 45 kg. If the average weight of A and B is 40 kg and that of B and C is 43 kg, then the weight of B is:
   

   (a) 17 kg

   (b) 20 kg

   (c) 26 kg

   (d) 31 kg (Ans: D)