Question

in all natural number from 10 to 250 how many are divisible by 4?

Answer 1

10 to 250.

12,16..........248

a=12

an=248

n=?

d=a2-a1= 16-12= 4

an= a+(n-1)d

248=12+(n-1)4

248=12+4n-4

248=8+4n

240=4n

n= 60

total 60 no. are divisible by 4 from 10 to 250

if you like my answer then please mark me BRAIN LIST.

thanks