1 Crore+ students have signed up on EduRev. Have you? Download the App 
If n ≠ 3k and 1 ,ω,ω^{2} are the cube roots of unity then has the value
The number of values of k for which the system of equations ( k+1)x + 8y = 4k, kx + (k+3)y = 3k  1 has inifinitely many solutions is
IF B is a nonsingular matrix and A is a square matrix, then det (B^{1} AB)
Two cards are drawn at random and without replacement from a pack of 52 playing cards. Find the probability that both the cards are black.
Seven chits are numbered 1 to 7. Three are drawn one by one with replacements. The probability that the least number on any selected chit is 5, is
A student appear for tests I,II and III. The student is successful if he passes either in tests I and II or tests I and III. The probabilities of the student passing in tests I,II and III are p,q and 1/2 respectively. If the probability that the student is successful is 1/2, then
Words from the letters of the word PROBABILITY are formed by talking all at a time.The probability that both B’s are together & both I’s are together is
The probability that a person will hit a target in a shooting practice is 0.3. If the shoots 10 times, the probability that he hit the target is
The probability that Krishna will be alive 10 years hence is 7/15 and that Hari will be alive is 7/10. What is the probability that both Krishna and Hari will be dead 10 years hence
Three children are selected at random from a group of 6 boys and 4 girls. It is known that in this group exactly one girl and one boy belong to same parents. The probability that the selected group of children have no blood relations, is equal to?
The probability that the 13^{th} day of a randomly chosen month is a Friday, is?
If two integers m and n are chosen at random from 1 to 100 then the probability that a number of the form 7^{m} + 7^{n} is divisible by 5 equals:
357 docs148 tests

JEE Main Maths Test 5 Test  25 ques 
JEE Main Maths Test 6 Test  25 ques 
JEE Main Maths Test 7 Test  25 ques 
JEE Main Maths Test 8 Test  25 ques 
JEE Main Maths Test 9 Test  25 ques 
357 docs148 tests

JEE Main Maths Test 5 Test  25 ques 
JEE Main Maths Test 6 Test  25 ques 
JEE Main Maths Test 7 Test  25 ques 
JEE Main Maths Test 8 Test  25 ques 
JEE Main Maths Test 9 Test  25 ques 