NDA MATHEMATICS QUIZ

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Question 1:

When a number divided by $6,4 \& 3$ successively it gives remainder $3,2 \& 1$ respectively, if the order of divisor be reversed then, find the successive remainder.

Question 2:

When a certain two-digit number is added to another two digit number having the same digits in reverse order, the sum is a perfect square. How many such twodigit numbers are there?

Question 3:

Raju had to divide 1080 by $N$, a two-digit number. Instead, he performed the division using $M$, which is obtained by reversing the digits of $N$, and ended up with a quotient that was 25 less than what he should have obtained otherwise. If 1080 is exactly divisible both by $N$ and $M$, find the sum of the digits of $N$.

Question 4:

Simplify and find the value of $x$ in the following questions:

$14.2 \%$ of $(16.5 \times 272+x)=639$

Question 5:

Direction : What will come in place of (?) in the following number series?

?, 313, 362, 426, 507

Question 6:

Direction :- What will come in place of (?) in the following number series?
?, 81, 239, 951, 4749

Question 7:

Direction :- What will come in place of (?) in the following number series?
$13,41,85,145$, ?

Question 8:

Difference between CI and SI on a sum for 3 year at 20% p.a. is 176, Find the simple interest on the sum after 2 year at 10% p.a.?

Given

Question 9:

Ramandeep invested Rs. 8000 at R% for 2 years. Amount received is again invested in scheme B at 12.5% for 1 years. Total interest received is Rs. 3700. Find the value of R.

Question 10:

What should come in place of question mark (?) in the following question?

$\sqrt{1296} \times \sqrt{3136}=? \times \sqrt{15876}$

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