1
NDA Mathematics 4 September 2022
MCQ (Single Correct Answer)
+2.5
-0.83
What is the differential equation of the family of parabolas having a vertex at origin and axis along positive y-axis?
2
NDA Mathematics 4 September 2022
MCQ (Single Correct Answer)
+2.5
-0.83
What is the solution of the differential equation (dy − dx) + cos x(dy + dx) = 0 ?
3
NDA Mathematics 4 September 2022
MCQ (Single Correct Answer)
+2.5
-0.83
Let x be the mean of squares of first n natural numbers and y be the square of mean of first n natural numbers. If $\frac{\text{x}}{\text{y}} = \frac{55}{42}$, then what is the value of n ?
4
NDA Mathematics 4 September 2022
MCQ (Single Correct Answer)
+2.5
-0.83
What is the probability of getting a composite number in the list of natural numbers from 1 to 50?
Paper Analysis
Total Questions
Mathematics 120
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