Click to Chat

1800-2000-838

+91-120-4616500

CART 0

• 0

MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
```        The Twenty20 World Cup Finals has just ended with India defeating Australia. Each of the 11 Aussie players shakes hand with every indian player. How many shake hands were there after the match?
(a)55 (The Given Anser)
(c)66
This was the question asked in IIT Maths olympiad last year in the 1st level. I am in 9th standard.Please Give The Answer with solution.```
6 years ago

Amit Tapas
18 Points
```										Use the formula n(n-1)/2
n=11
so 11*10/2
=11*5
=55
```
6 years ago
smita shah
16 Points
```										I want to understand the logic  for ans 55 as n(n-1)/2  is  describing it properly.Can any body help?
```
6 years ago
Think You Can Provide A Better Answer ?

## Other Related Questions on Algebra

View all Questions »
• Complete JEE Main/Advanced Course and Test Series
• OFFERED PRICE: Rs. 15,900
• View Details