What is the probability of choosing a girl or an A student?

1 Expert Answer Since there are 10 girls who got A’s, that means that there were 6 girls who didn’t get an A. This means that the probability of choose a girl who didn’t get an A is 6/28, which reduces to 3/14. This means that the probability of choosing a boy OR an A student is 1 – 3/14, or 11/14.

What is the number whose 13\% is 65?

Hence, the required number is 500.

What will be the number of zeros in the square of the number 100?

Answer: There are 4 zeros. Step-by-step explanation: Because square of 100 is 10000.

What is the probability that a student chosen at random out of 3 girls and 4 boys is a?

There are 3 girls and 4 boys. So the probability that a student chosen is a boy is 4/7.

What percent of 84 is 14 in fraction?

Percentage Calculator: 14 is what percent of 84? = 16.67.

What percent of 84 is 14 solution?

If you are using a calculator, simply enter 14÷84×100 which will give you 16.67 as the answer.

What is the perfect square number between 30 and 40?

36
Hence, we can conclude that 36 is the only perfect square lying between 30 and 40.

How many girls are there in a group?

Example 21 – A group consists of 4 girls and 7 boys. In how many Example 21A group consists of 4 girls and 7 boys. In how many ways can a team of 5 members be selected if the team has no girl?Total number of ways = 4C0 7C5 = 4!/0!(4 0)!

How many ways can you arrange 3 boys and 2 girls?

Number of ways to choose 2 girls out of 4 = 4 C 2 . Therefore, number of ways to choose the required groups = 7 C 3 * 4 C 2 = 35 * 6 = 210. Number of ways to arrange the 3 boys and 2 girls in a queue = 5! = 120.

How many places can 18 girls stand at a tableau?

The boys will be arranged in 20! ways. Now, there are a total of 21 possible places available between boys such that no 2 girls can be placed together (alternate sequence of boys and girls, starting and ending positions for girls). Therefore, the 18 girls can stand at these 21 places only.

How many ways can 18 girls stand at these 21 places?

Therefore, the 18 girls can stand at these 21 places only. Hence, the number of ways = 20!* 21 P 18 Option (D) is correct. There are 5 floating stones on a river.