Just some brain teasers I made up. There is a logical answer for each. No scratch paper for the math. Good luck!!

1) What number is the square root of one quater of twenty five percent of one half of 8 cubed?

2) Which of these doesnt belong, and why

Elephant
Rooster
Llama
Baseball
Cashier

3) I like 584 but not 585. I like 755 but not 763. Which number will I like, and why

980
978
649
199

4) Fill in the next two numbers in this sequence 6 3 9 6 18 15 45 42 ? ?

5) If you count from 1 to 99 , how many 9's will you see in total?

6) Identify a pattern so the correct words finishes this statement. "A Bat can defy existing fixed gravity ___________________" . Explain your choice

A) by using the wind.
B) , hence its joy.
C) and float forever.
D) , and soar for hours.

7) It takes 3 eggs to make 2 Sandwiches. If you need to make nine times as many sandwiches as half of a third of two dozen, how many eggs so you need?

.8.) Winston is 3 times as old as Ben. In 25yrs he will be twice Ben's age. 15yrs ago he was 6 times Ben's age. How old are Ben and Winston today?

9) If you walk 4 miles forward , then 3 miles right, whats the shortest distance you can walk to arrive back at your original spot?

10) Look at the equations below. What goes in place of ?? and why?

12 > 18 < 93
42 > 54 < 87
33 > 61 < 49
24 > ?? < 98

A) 43
B) 47
C) 22
D) 54