Question

What is the answer?
4+7+10+...+151=?​

Answer 1

151-4=147÷3=49+1=50

151+4=155÷2=77.5×50=3875

3875 is the answer

Explanation:

numbers=(last number-first number)÷proximate+1

total=((last number+first number)÷2)×numbers