Question

how many multiple of 4 lie between 10 and 250 ?also find their sum plz help ❤❤​

Answer 1

Step-by-step explanation:

AP=12, 16, 20, ..., 248

a = 12

d = a2-a1 = 16 - 12 = 4

an=248

=> a+(n-1) d =248

=>12+(n-1)4=248

=>4(n-1)= 248-12

=>n-1=236/4

=>n-1=59

=>n=60