" (B) category "35.31.27,..." How many posts of "170" Will happen ? "

A polygon has 170 diagnols. How many sides will it have?

There are 6 candidates for 3 posts. In how many ways can the posts be filled?

Define the term Hydride. How many categories of hydrides are known? Name them.

How many orbitals are possible for n = 3.1=2 ?

In an examination 5% of the applicants were found ineligible and 85% of the eligible candidates belonged to the general category.If 4275 eligible candidates belonged to the other categories,than how many candidates applied for the examination? 30,000 b.35,000 c.37,000 d.none of these

Fifteen post cards cost Rs 2.25. What will be the cost of 36 post cards? How many postcards can we buy in Rs 45?

Fifteen post cards cost Rs 2.25. What will be the cost of 36 post cards? How many postcards can we buy in Rs 45?

Fifteen post cards cost Rs2.25. What will be the cost of 36 post cards? How many postcards can we buy in Rs 45?