A boy has 11 trousers and 12 shirts. In how many different ways can he select a trouser and a shirt? Choose one: A) 120ways B) 138ways C) 140ways D) 132ways E) 150ways
The boy can select one trouser in 11 ways.   The boy can select one shirt in 12 ways.   The number of ways in which he can select one trouser and one shirt is   11 * 12= 
<gadget id="calculator">  11 * 12</gadget>
<output>132</output>
132 ways.   Answer: 132ways
<result>D</result>
A boy has 11 trousers and 12 shirts. In how many different ways can he select a trouser and a shirt?