" What is rofotional number? "

There are 20 girls and 15 boys in a class.(a) What is the ratio of number of girls to the number of boys? (b) What is the ratio of number of goys? (b) What is the ratio of in the class?

What is the cardinal number of a set with the smallest odd number ?

There are 20 girls and 15 boys in a class.(a) What is the ratio of number of girls to the number of boys?(b) What is the ratio of number of girls to the total number of students in the class?

What is rounding off a number and what are the rules to be followed in it?

What is Reynold's number ?

What is meant by a rational number?

What is Oxidation Number? What is the oxidation Number of Cl is KClO_(3) ?

What is the total number of factors of a prime number?