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

Total Price: R

There are no items in this cart.
Continue Shopping
Get instant 20% OFF on Online Material.
coupon code: MOB20 | View Course list

Get extra R 550 off


A forecast is to be made of the results of 5 cricket matches which can be a win, a draw , or a loss. Find the no of forecasts containing 0,1,2,3,4,5 errors respectively.

6 years ago


Answers : (1)


Dear jee king

for each match we have 3 possibbilities 1 is for true forecast and 2 for wromg forecast.

0 error

all forecast must be true =1*1*1*1*1=1

1 error

total ways =5C1 *2*1*1*1*1 =10

2 error

total ways =5C2 *2*2*1*1*1 =40

3 error

total ways =5C3 *2*2*2*1*1 =80

4 error

total ways =5C4 *2*2*2*2*1 =80

5 error

total ways =5C5 *2*2*2*2*2 =32

Please feel free to post as many doubts on our discussion forum as you can.
 If you find any question Difficult to understand - post it here and we will get you the answer and detailed solution very quickly.
 We are all IITians and here to help you in your IIT JEE  & AIEEE preparation.

 All the best.
Askiitians Experts

6 years ago

Post Your Answer

Other Related Questions on Algebra

If |z|=2 then -1+5z lie on 1).circle 2).parabola . 3).hyperbola
Nishant Vora one month ago
z’ = 1+5z and so z’+1 = 5z which means |z’+1| = 5|z| = 10 which means z’ lies on a circle centred at (-1,0) and radius 10. Alternatively you can see that 5z takes all points on the circle...
mycroft holmes one month ago
Prove :n! / r!(n-r)! + n! / (r-1)(n-r+1)! = (n+1)! / r! ( n-r+1)!
2017 years ago
The sum to n terms of the series 1/4+7/16+37/64+175/256...
The general term of the sequence can be written as a k = 1 – (3/4) k . This sum of the sequence can be found out using the well known formula for n-terms of a geometric progression.
mycroft holmes 3 months ago
I am not sure the question is correct. The series do not have any pattern if the third term of series is 35/7 instead of 37/5, it can be summed easily. Please confirm.
Ajay 3 months ago
How to determine principal period of f(x-1)+f(x+1)=3^1/2f(x)
Bhai, HashLearn is providing unlimited doubt clearing with IIT tutors for a month at Rs. 199. You should try them. Better than waiting here for a response
Ankit 16 days ago
The number of numbers of four different digits that can be formed from the digits of the number 12 356 such that the numbers are divisible by 4,is (A) 36 (B) 48 (C) 12 (D) 24
Hi, I hope this helps. As the number should be divisible by 4 it must end with 12,16,32,36,52,56 and hence there are a total of 6 cases. Now in all the cases there are remaining 2 digits...
Ankit Jaiswal 2 months ago
View all Questions »

  • Complete JEE Main/Advanced Course and Test Series
  • OFFERED PRICE: R 15,000
  • View Details
Get extra R 3,750 off

Get extra R 550 off

More Questions On Algebra

Ask Experts

Have any Question? Ask Experts

Post Question

Answer ‘n’ Earn
Attractive Gift
To Win!!!
Click Here for details