The number of distinct 4 digit numbers which contain at most two distinct digits?
(1)576 (2)616 (3)596 (4)192
53) if a dice is thrown 5 times, what is the probability that a even number will come up exactly 3 times?
(1) 1/2 (2) 5/16 (3) 3/8 (4) 9/16
a bag contains 5 white and 3 black balls;another contains 4 white and 5 black. from one of these bags a single draw of two balls is made.find the probability that one of them would be white and other black ball.??? approach
Geometry prob.. tough one..
Hey where can i get the painted cube and cube related problems solutions and explanations??
A positive integer p is called "AAP number" if p^3 + 7p = q^3 + 133 for some positive integer q. The sum of all such "AAP numbers" is
(a) 24
(b) 26
(c) 30
(d) 34
(e) 38
Public sentiment ko dhyaan me rahkhte hue .... 😃
guys help me out. would be really grateful.
1. 33 114
14 x 16
If X is the resultant of the first row then, what is the resultant of the second row?
A)32 B)48 C)60 D)56
2. 22 9 15
12 25 5
Then what is the sum of resultants of both the rows?
A )240 B)243 C)315 D)227
I guess everybody is familiar with the conditions.
In CAT form under the section of graduation percentage I have written my CGPA multiplied by 10. But when i checked I found that equivalent percentage given on the back side of my result is (CGPA-.5)*10. Called the help line and they said that they cant help. What should I do? Will this effect?
In a school of 100 students each of them play atleast one sport among cricket,football ,volley ,basket ,hockey and tennis.It is known that 90 play cricket,80 play football,70 play hockey,60 play basketball,40 play volley and 10 play tennis .what is the min no of students who play cricket ,football and hockey?
Q.) N = (A7A)^17 is a perfect square. Which of the following statement is FALSE?
(1) A is an even digit
(2) A is divisible by 3
(3) When N is divided by 13 we get remainder 3.
(4) None of these
logon jaagte raho ...
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A mixture comprises two chemicals A and B. The price of A is Rs. 100/- per litre and that of B is Rs. 200/- per litre. We can spend a maximum of Rs. 600/- for making the mixture. The densities of A and B are 10 kg/litre and 12 kg/litre respectively. The mixture must contain each of the chemicals to the extent of at least 25% by weight. The maximum weight of the mixture that can be made is closest to:
a.) 60 kg...........
b.) 51 kg...........
c.) 54 kg...........
d.) 48 kg
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AB and CD are parallel chords with center as O. PC is tangent to point C and AB = BP. Find the area of ABCD if the area of triangle ACP is 98 ?
In a three digit number, the difference between its hundreds digit and its tens digit is equal to the difference between its tens digit and its units digit. Also the sum of the digits is 9. How many no.s are possible which satisfy the given condition?
a.6
b.7
c.8
d.9
e.NOT
IF A completes a work in t days B completes in 1/r days and C in S days then in how many time they will complete the work together ???
A and B start running simultaneously on a circular track from point O in the same direction. If the
ratio of their speeds is 6 : 1 respectively, then how many times is A ahead of B by a quarter of the
length of the track before they meet at O for the first time?
(a) 4 (b) 5 (c) 7 (d) 10
The maximum possible value of (5x - 25x) over all real values of x is
a)0
b)1/2
c)1
d)1/4
e)infinity
ans plzz.
Ajay took a 4 digit number in base 5 notation.He subtracted the sum of the digits of the numbers from the number.From the result,he struck off one of the digits,The remaining digits were 1,0,2.
The digit that was struck off ....???
€‹😃
Aditya has 26 computer files that he wants to store on floppy disks. Each floppy disk has a capacity of 1.44 megabytes (MB). 4 of the files have size 0.8MB, 12 have size 0.7MB and the remaining 10 have size 0.4MB. No file can be split across floppy disks. What is the minimal number of floppy disks that will hold all these files?
a)11
b)14
c)13
d)15
e)12