1
AP EAPCET 2022 - 4th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

A natural number $$n$$ such that $$n!$$ ends in exactly 1000 zeroes is

A
4010
B
4000
C
4009
D
4004
2
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The total number of permutations of $$n$$ different things taken not more than $$r$$ at a time, when each thing may be repeated any number of times is

A
$$\frac{n\left(n^{\prime}+1-1\right)}{n-1}$$
B
$$\frac{n^{r+1}-1}{n-1}$$
C
$$\frac{n\left(n^{\prime}-1\right)}{n-1}$$
D
$$\frac{\left(n^{\prime}-1\right)}{n-1}$$
3
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

How many chords can be drawn through 21 points on a circle?

A
105
B
210
C
420
D
840
4
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

If a polygon of $$n$$ sides has 560 diagonals, then $$n=$$

A
35
B
36
C
37
D
38
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