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  • In a class, there are 27 boys and 14 girls. The teacher wants to select 1 boy and 1 girl to represent the class in a function. In how many ways can the teacher make this selection?

In a class, there are 27 boys and 14 girls. The teacher wants to select 1 boy and 1 girl to represent the class in a function. In how many ways can the teacher make this selection?

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Given:27;boys;and;14;girls.\*Here;the;teacher;has;to\* (i);Select;a;boy;among;27;boys,;and\*(ii);Select;a;girl; among;14;girls.\*Number;of;ways;to;select;one;boy;is; _^27 extrmC_1;and;similarly;the;number;of\*ways;to; select;one;girl;is;_^14 extrmC_1\*Hence,;the;number; of;ways;to;select;1;boy;and;1;girl;to;represent;the\*class;in; a;function;is,\*Rightarrow;_^27 extrmC_1 imes _^14 extrmC_1=14 imes27=378;ways

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Deependra Verma

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