19.) When two unbiased dice are tossed simultaneously, the
numbers that appear on the top surface of the two dice are a
and b.What is the probability that a^b is a perfect square?
(a^b=a to the power of b)
a)1/3
b)2/3
c)23/36
d)11/18
ans:
20.) When two unbiased dice are tossed simultaneously, the
numbers that appear on the top surface of the two dice are a
and b.What is the probability that (a × b) is a perfect square?
a)5/36
b) 2/9
c) 7/36
d) 1/6
Answer Posted / abhishek rajput
19. 2/3
20. 2/9
| Is This Answer Correct ? | 5 Yes | 0 No |
Post New Answer View All Answers
One ball was dropped from 8ft height and every time it goes half of the height. How much distance it will travell before coming to rest.
JSW steel online test questions
A work is done by the people in 24 min. one of them can do this work a lonely in 40 min. how much time required to do the same work for the second person.
A 16 stored building has 12000 sq.feet on each floor. Company A rents floors and company B rents 4 floors. What is the number of sq.feet of unrented floor space.
1,2,3,4,5,6,7,8,9 station. route between any 2 station is there only if the 2 digit nob. is divisible by 3. e.g. route exist between 1 to 2 because 12 is divisible by 3 how many station have routes to 8 either direct or indirect
A pipe can fill a tank in 30 min B can fill in 28 min then if 3/4 th of tank can be filled by B pipe and after wards bothare opened then how much time is required by both the pipes to fill the tank completely. note: the values of A and B may slitely vary be ware.
The size of a program is N. And the memory occupied by the program is given by M = square root of 100N. If the size of the program is increased by 1% then how much memory now occupied?
A sequence is given. You should find out error & write correct 1 2 5 10 13 26 29 48.
Himesh works thrice as much as Bhavin. Find the number of days it would take to complete the work if both work together if Himesh takes 60 days less than Bhavin to do a work.
0.512 * 18902358 =?
One clock rings 7 O'clock in 7 sec.In how many seconds it will ring 10 O'clock.
The day before yesterday was WEDNESDAY then the day after tomorrow is?
A mother is 30 years older than her daughter however she will be only thrice as old as the daughter after 5 years. What is mother’s present age ?
Next number in the series 1, 1/2, 1/4, 1/8 ?
find R,M,(..),F,D,(..)