Maths Group11

Which of the following is an absolute measure of dispersion?

Which of the following is the 2nd stage of cellular respiration?

It is the process of breaking the intra and unter-molecular non-covalent bonds that distrot the shape and active site of the enzymes. Which enzyme propertie shows the above statement?

Which of the following is NOT true about enzymes?

A pair of dice are rolled. What is the probability that the sum of the numbers on the upper faces is greater than 9 and even?

Suppose a student writes the days of the week on identical pieces of paper. She mixes them in in a bowl and selects one at a time. What is the probability that the day she selects will have the letter r in it?

In a class of boys and girls, the mean weight of 8 boys is 55 kg and the mean weight of a group of girls is 48 kg. The mean weight of all the children is 50.8 kg. Then how many girls are there?

Two fair dice are rolled once. What is the probability that the difference of the two numbers shown is 1?

An integer n, 1 ≤ n ≤ 144, is picked at random. What is the probability that n is the square of an integer?

What is the standard deviation of the given data: 2, 3, 6, 4, 2, 5, 6?

Which of the following defines the range of the data?

The median of x, 2x, x - 4 and 2x + 12 is 9, where x is a positive integer. Then what is the value of x?

The mode of a certain data is 20. If each value in the data is increased by 2, then what will be the mode of the new data?

If the mean of a, b, c, d, e, f is k, then what is the mean of a + b, 2b, c + b, d + b, e + b, f + b?

Consider the following data set: 11, 9, 14, 3, 11, 4, 10, 21, 8, 15, 350. Then which of the following is NOT true about the given data set?