NDA (National Defense Academy) Mathematics: Questions 428 - 436 of 1300
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Question 428
Appeared in Year: 2012
Question MCQ▾
What is the mode for the data 20, 20, 20, 21, 21, 21, 21, 2122, 22, 22, 22, 22, 22, 22, 23, 23, 23, 23,24, 24,25?
Choices
Choice (4) | Response | |
---|---|---|
a. | 7 | |
b. | 21 | |
c. | 25 | |
d. | 22 |
Question 429
Question 430
Appeared in Year: 2012
Question MCQ▾
What is the sum of the squares of the roots of the equation
Choices
Choice (4) | Response | |
---|---|---|
a. | 270 | |
b. | 422 | |
c. | 327 | |
d. | 424 |
Question 431
Question 432
Question MCQ▾
What is the angle subtended by pole at a distance on the ground in sexagesimal measure?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 433
Appeared in Year: 2012
Question MCQ▾
What is the cosine of angle between the planes and
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. | All of the above |
Question 434
Question MCQ▾
What is the number of ways that boys and girls can be seated so that boys and girls alternate?
Choices
Choice (4) | Response | |
---|---|---|
a. | 120 | |
b. | 14,400 | |
c. | 12 | |
d. | 72 |
Question 435
Question MCQ▾
The number in decimal system is expressed in binary system by
Choices
Choice (4) | Response | |
---|---|---|
a. | 1010100 | |
b. | 1111001 | |
c. | 1000010 | |
d. | 1001001 |
Question 436
Question MCQ▾
Find the determinant of the following matrix:
Choices
Choice (4) | Response | |
---|---|---|
a. | 86 | |
b. | 76 | |
c. | 103 | |
d. | 108 |