Office (Cash) 2017 [MCQ]

61. The average of eight numbers is 14. The average of six of these numbers is 16. The average of the remaining two numbers is 16. The average of the remaining two numbers is__

[Office (Cash) 2017 [MCQ] : 2017]

1. 4

2. 8

3. 16

4. Data inadequate

Answer

62. A motorist travels to a place 150 km away at an average speed of 50 km and returns at 19.30 km per hour. His average speed for the whole journey in km per hour is—

[Office (Cash) 2017 [MCQ] : 2017]

1. 35

2. 37

3. 37.5

4. 40

Answer

63. Ifx:y= 5:3, then 8x - 5y: 8x + 5y = ?

[Office (Cash) 2017 [MCQ] : 2017]

1. 5:11

2. 6:5

3. 5:6

4. 3:8

Answer

64. The sum of first 17 terms of the series 5, 9, 13, 17, .... is—

[Office (Cash) 2017 [MCQ] : 2017]

1. 529

2. 462

3. 629

4. 523

Answer

65. Mira is 30 times older than her son. 18 years later she will be thrice as old as her son. What is Mira‘s present age?

[Office (Cash) 2017 [MCQ] : 2017]

1. 36

2. 40

3. 52

4. 86

Answer

"Education-Instruction-Inspiration"