how many multiples of 2 are there between 1 and 58 , exclusive ?
"28 multiples of 2 between 1 and 58 exclusive . from 2 * 1 upto 2 * 28 , ( 1,2 , 3,4 , . . . , 28 ) . hence , 28 multiples ! correct option is e"
add(divide(subtract(58, 1), 2), const_1)