In how many different ways can 8 players be arranged in a line so that the best and worst players are never together?
No. of ways by whire 8 players can be arranged = 8! wways. when best and the worst player comes together. regardiy two player as a one, we home only 7 players. Then the number of ways they
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The cost C of manufacturing a certain article is given by the formula
Find minimum value of C.
Find A G.P. whose 3rd and 6th terms are 1 and respectively.
A town has total population of 50,000. Out of it 28,000 read Hindustan times and 23,000 read Times of India while 4,000 read both the papers. Indicate how many read neither Hindustan times nor Times of India?
The daily cost of operating a hospital C is a linear function of the number of in-patients I, out-patients P and a fixed cost a, i.e.,
C = a + bP + dI
Given the following data from 3 days, find the value of a, b and d by setting up a linear system of equations and using the matrix method.
|
Day |
Cost in Rs. |
No. of In-patients (I) |
No. of Out-patients ( P) |
|
1
2
3 |
6,950
6,725
7,100 |
40
35
40 |
10
9
12 |
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The question paper of MST-001 contains 5 questions. Question no. 1 has no choice but question no. 2 to 5 each having an internal choice. In how many ways can an examinee answer all the 5 questions?
In how many different ways can 8 players be arranged in a line so that the best and worst players are never together?