16 answers
1
The number of $4$ digit numbers having their digits in non-decreasing order (from left to right) constructed by using the digits belonging to the set $\{1, 2, 3\}$ is ___...
0 answers
3
There are total 21 identical balls in a shop and 7 children. In how many ways can 7 children claim the balls? (it is not necessary to claim all the balls)
4 answers
4
If $a, b,$ and $c$ are constants, which of the following is a linear inequality?$ax+bcy=0$$ax^{2}+cy^{2}=21$$abx+a^{2}y \geq 15$$xy+ax \geq 20$
1 answer
8
I am not able to understand the last component in square brackets we have to minus from all combinations the combinations with that dotted line but intersection part i di...
0 answers
10
Twenty athletes compete in a contest. Each of 3 judges assign 20 different ratings to the 20 athletes. For an athlete to be named winner he must be given the highest rati...
1 answer
13
let a1,a2,a3...........a10 be integers such that 0<a1<a2<a3................<a10 if S=a1+a2+a3 +........+a10 then110<= S<= 55110<=S55<=S55<=S<=110
0 answers
14
How can we print these alphabets using simple c program? ABCCDEFDEFGHIJEFGHIJKLMNO
0 answers
16
find the probability that when four numbers from 1 to 100,inclusive,are picked at random with no repetitions allowed,either all are odd,all divisible by 3,or all divisibl...
1 answer
20
A,B,C and D are four players playing the dice game and who gets the number 5 first wins the game. If A starts first what is the probability that D wins the game in second...
1 answer
22
1 answer
23
#how to calulate this my results is not coming correct #??
1 answer
24
What is the output of the following program?
2 answers
25
How to do this type of QUESTIONS?Consider following grammar : S → S1 + A | A A → D – A | D D → D1 * B | B B → num The number of internal nodes for the parse tre...
1 answer
26
The number of BST possible with 6 nodes numbered 1, 2, 3, 4, 5 and 6 with exactly one leaf node __________
2 answers
27
two independent random variables X and Y are uniformly distributed in[-1,1] probability that max(X,Y) is less than 1/21)3/42) 9/163)1/44)2/3
0 answers
28
0 answers
29
what is the summation of this series?S=nC0*20+nC1*21+nC2*22+..............nCn*2n
0 answers
30