2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

These types of puzzles are known as charades. What you have to do is find two words that are referred to in the first stanza and the second stanza and put them together to form the third word in the third stanza.

Just for example, if my first refers to 'off' and my second refers to 'ice', then my whole will be office.

My first is present - future's past -
A time in which your lot is cast.

My second is my first of space
Defining people's present place.

My whole describes a lack of site -
A place without length, breadth, or height.

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

I know a nine-letter word having only one vowel.
Do you ?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

Find out the number of circles in the given picture having Illusion

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

I am an odd number. Take away a letter and I become even. What number am I?