CLEAN : Villagers in Legazpi rebuild homes after typhoon

What is the number that comes after 12?

• 13

• 14

• 12

• 11

Which number is often considered unlucky in some cultures?

• 13

• 7

• 21

• 9

In a baker's dozen, how many items are there?

• 13

• 12

• 11

• 10

Which of the following is a prime number?

• 18

• 13

• 15

• 16

What is the sum of 6 and 7?

• 14

• 12

• 11

• 13