Kashi Jha - Study24x7
Social learning Network

Welcome Back

Get a free Account today !

or
Kashi Jha Cover image
Kashi Jha
Kashi Jha
Connections 26
Followers 25
Following 35
study24x7Kashi Jha

Kashi Jha

Studied cbse at dav public school
Senior Teacher at Jessica coaching institute
Live in North West Delhi,India, Delhi
  • Profile
  • About
  • Connections
About

15years of experience in education sector,teaching maths.in reputed institute .

02 Jun 2020 07:05 PM study24x7 study24x7

A man has 1044 candles. After burning,he can make new candle from 9 stubs left behind . Find the maximum number of candles that can be made .

study24x7
Write a comment
29 May 2020 06:12 PM study24x7 study24x7

There  is a three  digit  number, N=xyz; where  x,y,z are different  digit. If x^2 +y^2=41,x^2+z^2=89 andy^2+z^2=80,find N= ?

A

458

B

854

C

548

D

485

study24x7
Write a comment
29 May 2020 06:02 PM study24x7 study24x7

A number  is successively divided by 5,6,and 8 leaving  3,4 and 7 as remainders  are respectively. What will be the remainders if the order of dividers be reversed?

A

4,5,6

B

1,5,4

C

3,4,7

D

1,4 7

study24x7
Write a comment
29 May 2020 05:52 PM study24x7 study24x7

Find the last digit of the sum 1!+2!+3!+4!+..........+49!

A

3

B

6

C

4

D

5

study24x7
Write a comment
29 May 2020 05:46 PM study24x7 study24x7

10th10th

study24x7
Write a comment
26 May 2020 06:26 PM study24x7 study24x7

the right most non_zero digit of (80)^1365 is ?

A

3

B

5

C

6

D

8

study24x7
Write a comment
24 May 2020 11:55 AM study24x7 study24x7

(A-1)^2+(B-2)^2+(c-3)^2+(d-4)^2=0 then A×B×C×D+1=?

A

25

B

24

C

47

D

12

study24x7
Write a comment
23 May 2020 08:53 PM study24x7 study24x7

The number of prime numbers less than 100 whose sum of the digit is 2 is

A

2

B

3

C

4

D

5

study24x7
Write a comment
23 May 2020 08:45 PM study24x7 study24x7

Let a,b,c,d be +be integers where a+b+c=53,b+c+d=51,c+d+a=57 and d+a+b=58 then the greatest  and smallest numbers  among a,b,c,d are respectively 

A

a and c

B

b and c

C

C and d

D

a and d

study24x7
Write a comment