What kind of band never plays music?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

What is at the end of a rainbow?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

What is the next number in the series?

15 29 56 108 208 ?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?