Question

Between 1 and 50 (including both these) how many numbers are there which will leave a reminder 1 when divided by 4?​

Answer 1

Answer:

13

Step-by-step explanation:

D=4 A=1 An=49

An=A+(n-1)D

49=1+(n-1)4

48=(n-1)4

48÷4=n-1

12+1=13=n