1
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
Change Language

Direction : Consider the following for the items that follow :  

The product of 5 consecutive terms of an AP is 229635. The first, second and fifth terms are in GP. 

What is the sum of all five terms? 
1
60
2
65
3
75
4
80
2
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
Change Language

Direction : Consider the following for the items that follow :  

Let (8 + 3√7) 20  = U + V and (8 - 3√7) 20  = W, where U is an integer and 0 < V < 1.

What is V + W equal to? 
1
8
2
4
3
2
4
1
3
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
Change Language

Direction : Consider the following for the items that follow :  

Let (8 + 3√7) 20  = U + V and (8 - 3√7) 20  = W, where U is an integer and 0 < V < 1.

What is the value of (U + V)W? 
1
1/2
2
1
3
3/2
4
2
4
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
Change Language

Direction : Consider the following for the items that follow :  

The roots of the quadratic equation 

a2(b2 - c2)x2 + b2(c2 - a2)x + c2(a2 - b2) = 0 are equal (a2 ≠ b2 ≠ c2).

Which one of the following statements is correct? 
1
a2, b2, c2 are in AP.
2
a2, b2, c2​ are in GP.
3
a2, b2, c2​ are in HP.
4
a2, b2, c2​ are neither in AP nor in GP nor in HP. 
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