# _+_+_=30. What numbers can be used to fill the blanks? {1,3,5,7,9,11,13,15}

##### 4 Answers

Not possible.

#### Explanation:

All the available numbers are odd.

The sum of 3 odd numbers must be odd as well.

30 is an even number.

No solution

#### Explanation:

We are only given odd numbers as addends, so we want to add three odd numbers to get an even number,

The sum of two odd numbers is an even number. This even number plus an odd number must result in an odd number because:

An even number plus an odd number is odd.

Therefore, an even number plus an odd number cannot be 30.

Turn the

#6+11+13 = 30#

#### Explanation:

As the other contributors have mentioned, the sum of three odd numbers is always odd. We have to cheat in some way.

The only merit in questions of this sort is encouraging a little lateral thinking.

Or

#### Explanation:

There's no solution if we got no brackets to insert. we can solve such questions only by using brackets as other contributors mentioned ,"sum of

Without cheating, it's not possible because sum of three odd numbers can't be even.

Let

So,

Let

If we add

We get,

We know that

So, it isn't possible...