Cristina was born in 1888. She just had her 30th birthday today how did that happen?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

What is the next number in this matchsticks series riddle?

Count The number of F's in the paragraph below:

"FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

What will you call your mother's brother's brother-in-law?

What Does this text mean:

important=important

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Imagine a box with two cogwheels, one big with 24 teeth and one small with 8 teeth. The big one is firmly attached to the center of the box which means it does not turn or move while the small one rotates around the big one.

How many times do you think that the smaller wheel will turn compared to the box when it turns once around the big one?