how many multiples of 7 are there between 700 and 1000 , inclusive ?
"there are exactly 301 numbers between 700 to 1000 . . 701 to 800 = 100 801 to 1000 = 200 . . . total 300 numbers , count 700 too . . 301 / 7 = 43 . . . ans option a ."
add(divide(subtract(1000, 700), 7), const_1)