Can you write down eight eights so that they add up to one thousand?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

Which tank will fill first?

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months