+91 9600 121 800

Plans

Dashboard

Daily & Speed

Quant

Verbal

DILR

Compete

Free Stuff

calendarBack
Quant

/

Numbers

/

Class Discussion: Numbers

Cd Numbers

MODULES

bookmarked
Number Theory: 1 to 8
bookmarked
Factors & Remainders: 1 to 8
bookmarked
Factors & Remainders: 9 to 16
bookmarked
Divisibility: 1 to 8
bookmarked
Divisibility: 9 to 16
bookmarked
Number Systems: 1 to 8
bookmarked
Surds & Indices: 1 to 8
ALL MODULES

CAT 2025 Lesson : Class Discussion: Numbers - Divisibility: 9 to 16

bookmarked

Question 9

Where nnn is the number of zeroes following the right-most non-zero digit of xxx!, the number of zeroes at the right for (xxx + 4)! = nnn + 4. What is the smallest possible value of xxx?

Answer: 621

Question 10

Where xxx = 200! + 201! + 202! + 203! + 204! + 205!, how many zeroes follow the right-most non-zero digit of xxx?

Answer: 49

Question 11

What are the last two digits of 1! + 2! + 3! + ... + 100! ?

Answer: 13

Question 12

What are the last two digits of 282282^{282}282?

24
32
64
82

Question 13

What is the right-most non-zero digit of 320360^{360}360 + 360370^{370}370 + 370320^{320}320?

Answer: 1

Question 14

What are the last two digits of 7128^{128}128 + 964^{64}64?

Answer: 62

Question 15

In how many different ways can you pay Rs. 4,600 using notes of Rs. 2000, Rs. 500 and Rs. 200 denominations only?

7
9
11
13

Question 16

How many values of xxx and yyy would satisfy xyxyxy + xxx = 12, where xxx and yyy are positive integers?

Answer: 5
Loading...Loading Video....