A student has 7 trousers and 10 shirts. In how many different ways can the student select a trouser and a shirt?
Choose the correct choice from the following choices:
A) 52 B) 58 C) 64 D) 70 E) 76
The student can select one trouser in 7 ways.   The student can select one shirt in 10 ways.   The number of ways to select one trouser and one shirt is  7 * 10= 
<gadget id="calculator"> 7 * 10</gadget>
<output>70</output>
70 ways   The answer is 70.
<result>D</result>
A student has 7 trousers and 10 shirts. In how many different ways can the student select a trouser and a shirt?