Day 183: NDA Maths
5 questions. Try each one first, then open its answer.
Question 1
Lines. Asked once: NDA 1 2018 (same type asked 4 times)
64What is the distance between and ?Tap an option to check your answer.
Question 2
Matrices & Determinants. Asked once: NDA 1 2021 (same type asked 4 times)
5If and , then what is the value of ?Tap an option to check your answer.
Question 3
3D Geometry. Asked once: NDA 1 2021 (same type asked 4 times)
66What is the angle between the two lines having direction ratios and ?Tap an option to check your answer.
Question 4
Binomial Distribution. Asked once: NDA 2 2022 (same type asked 4 times)
112During war one ship out of 5 was sunk on an average in making a certain voyage. What is the probability that exactly 3 out of 5 ships would arrive safely?Tap an option to check your answer.
Question 5
Statistics. Asked once: NDA 1 2021 (same type asked 4 times)
104The coefficient of correlation is independent ofTap an option to check your answer.