using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Find the last number in the series below:

voN luJ yaM raM ---

A new clothing store has a unique method of pricing items. A vest costs $20, a tie costs $15, a blouse costs $30, and underwear costs $45. How much would pants cost?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

I am sure no one can have two things for dinner. what are they?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Can you find the missing piece of the Porsche?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?