There are 100 students in a certain geometry class. If one half of the students are boys and one fifth of the boys are under six feet tall, how many boys in the class are under six feet tall?	Pick.
A) 6	B) 10	C) 18	D) 24	E) 27
Total Students = 100   One half of the students are boys = 1/2*100= 
<gadget id="calculator">1/2*100</gadget>
<output>50</output>
50   One fifth of the boys are under six feet tall= 1/5*50= 
<gadget id="calculator">1/5*50</gadget>
<output>10</output>
10 ...   Therefore Number of boys in the class under six feet tall= 10 ... Answer B....   Alternatively... Number of boys in the class under six feet tall = 1/5 of 1/2 of Total Students = 1/5*1/2*100 = 10...   Answer 10
<result>B</result>
There are 100 students in a certain geometry class. If one half of the students are boys and one fifth of the boys are under six feet tall, how many boys in the class are under six feet tall?