Question

find the. sum of all natural numbers divisible by 5 but less than 100​

Answer 1

A/c to question,

all natural numbers are divisible by 5 but less than 100

so ,

All those numbers are

5, 10,15 , 20,........95

Here a = 5 , n = 19 , l = 95

$s = \frac{19}{2} (5 + 95)$

$s = \frac{19}{2} (100)$

so,

$s \: = 950$

Answer 2

Answer:

hello dear

Step-by-step explanation:

all natural numbers are divisible by 5 but less than 100  

so ,

All those numbers are  

5, 10,15 , 20,........95  

Here a = 5 , n = 19 , l = 95

s =  \frac{19}{2} (5 + 95)

s =  \frac{19}{2} (100)

so,

s \:  = 950

hope u get it

have a nice day