If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

I always drive my customer away.

Who am I?

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

The answer I give is yes, but what I mean is no. What was the question?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months