find the number of numbers between 140 to 259,both included and divisible by 7

• 259-140=119
  119/7=17
  as both end are inclusive so 1 will be added in answer
  17+1=18
• 9 years agoHelpfull: Yes(1) No(0)
• 140+147+....+259 series in AP
  259=140+(n-1)*7
  n=18 ans
• 9 years agoHelpfull: Yes(0) No(1)