Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

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

Count the Triangle in the figure given below:

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

O_er_t_o_

Complete the missing letters of the given word.

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

My location can be determined by the below rebus.
So where am i ?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

Find out the missing number in the picture attached: