In a city there are two factories A and B. Each factory produces sports clothes for boys and girls. There are three types of clothes produced in, both the factories type I, II and III. For boys the number of units of types I, II and III are 80, 70 and 65 in factory A and 85,65 and 72 in factory B. For girls the number of units of I, II and III are 80, 75,90 in factory A and 50,55,80 in factory B. Express this information in terms of matrices and using matrix Algebra, answer the following questions. (I) How many total units of type I produced for boys?

In a city there are two factories A and B. Each factory produces sports clothes for boys and girls. There are three types of clothes produced in, both the factories type I, II and III. For boys the number of units of types I, II and III are 80, 70 and 65 in factory A and 85,65 and 72 in factory B. For girls the number of units of I, II and III are 80, 75,90 in factory A and 50,55,80 in factory B. Express this information in terms of matrices and using matrix Algebra, answer the following question.(I) What is the total production of each type for boys and girls?

Name the following: Other products formed in sugar factories.

Match the type of lens given in column I with their uses given in column II.

Write in terms of factorials. 6 xx 7 xx 8 xx 9

There are 4 boys and 3 girls. If group of two is to be formed , then the number of sample points are

From a group of 5 boys and 3 girls, three persons are chosen at random. Find the probability that there are more girls than boys

Write in terms of factorials. 5 xx 10 xx 15 xx 20

The production of electric bulbs in different factories is shown in the following table.Find the median of the productions.

A group of 4 boys and 3 girls are arranged at random , one after the other. Probability that girls and boys occupy alternate seats is ,