Two players toss 4 coins each. The probability that they both obtain the same number of heads is a.`5//256` b. `1//16` c. `35//128` d. none of these

If A and B each toss three coins. The probability that both get the same number of heads is (a) 1/9 (b) 3/16 (c) 5/16 (d) 3/8

A man alternately tosses a coin and throws a die beginning with the coin. The probability that he gets a head in the coin before he gets a 5 or 6 in the dice is a. 3//4 b. 1//2 c. 1//3 d. none of these

A die is rolled 4 times. The probability of getting a larger number than the previous number each time is a. 17//216 b. 5//432 c. 15//432 d. none of these

Four numbers are multiplied together. Then the probability that the product will be divisible by 5 or 10 is a. 369//625 b. 399//625 c. 123//625 d. none of these

2n boys are randomly divided into two subgroups containint n boys each. The probability that eh two tallest boys are in different groups is n//(2n-1) b. (n-1)//(2n-1) c. (n-1)//4n^2 d. none of these

When two coins are tossed, what is the probability that two heads are obtained?

A four figure number is formed of the figures 1, 2, 3, 5 with no repetitions. The probability that the number is divisible by 5 is a. 3//4 b. 1//4 c. 1//8 d. none of these

The sum of two positive quantities is equal to 2ndot the probability that their product is not less than 3/4 times their greatest product is 3//4 b. 1//4 c. 1//2 d. none of these

Five different marbles are placed in 5 different boxes randomly. Then the probability that exactly two boxes remain empty is (each box can hold any number of marbles) 2//5 b. 12//25 c. 3//5 d. none of these