Biggest Surprise Reveal ?| All India Competition | Teachers Day Special? | Class 10 Hindi Medium

In a class there are 12 boys and 7 girls. The teacher wants to select either a boy or a girl to represent the class in a competition. In how many ways can the teacher make this selection.

In a class there are 30 boys and 18 girls. The teacher wants to select one boy and one girls. The teacher wants to select one boy and one girls to represent the class for a quliz competition. In how many ways can the teacher make this selection ?

The following table shows the number of classes taken by each Teacher in different days and the total number amount given to the Teacher per class For the certain course also given If the amount of Rs. 1.56 lakhs was given to the Ravikant for 3 weeks, then find the number of class/ classes taken by him on thursday and Friday each ?

The following table shows the number of classes taken by each Teacher in different days and the total number amount given to the Teacher per class For the certain course also given If Ravikant takes 2 classes each on Thursday and Friday, then how much he can earn in a week ?

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