Permutation & Combination? Very Urgent.......

the ans is 7 according 2 scanner .. i 2 accept it

Can you please explain me how did u get 7 as ans..?

Originally posted by : Deepak
In 1st light point all 5 bulb will b tested and in other light point only 2 bulb which are good will b tested. Total (5+2) 7 trials

Hi girish this the right ans.

Leave a Reply

Your are not logged in . Please login to post replies

Click here to Login / Register  

Company
Featured 27 October 2026
semi-qualified CA

Saini Pati Shah & Co LLP, Chartered Accountants

Mumbai

CA Final

View Details
Company
ARTICLESHIP 28 October 2026
Article assistants

Shyam S Gupta and Company

New Delhi

CA Inter

View Details
Company
16 October 2026
CA article trainee

Zerdi & Co. Chartered Accountants

Pune

CA Inter

View Details
Company
08 October 2026
Account Executive

Elite Taxation

New Delhi

CA Foundation

View Details
Company
Featured ARTICLESHIP 28 October 2026
CA- Inter and Articles

N N V Satish & Co.,

Hyderabad

CA Inter

View Details
Company
ARTICLESHIP 22 October 2026
Articleship intern

Srinath Manikanta

Hyderabad

CA Inter

View Details
Company
12 October 2026
Finance

I-Genext Consulting Private Limited

New Delhi

CA

View Details
Company
ARTICLESHIP 17 October 2026
Articled Assistant

RRPM & Associates LLP

Chennai

CA Inter

View Details