By interchanging the given two signs and numbers which of the following equation will be correct?
 + and –, 2 and 4

If $$ cosecθ + cotθ =p $$, then the value of  $${p^2-1}\over{p^2+1}$$ is:

if $$m+{1\over(m-2)}=4$$,then find the value of  $$ (m-2)^2+ \left({{1\over {m-2}}} \right)^2 \ $$

Based on the position in the English alphabetical order, three of the following letter clusters are alike in some manner and one is different. Select the odd letter-cluster.

if  $${5x-{5\over x}+6=0}$$, then $$x^2+{1\over x^2}$$ is

In the following question, select the missing number from the given series.
111, 222, 444, ?, 1776, 3552

Find the value of tan 27⁰ tan34⁰ + tan34⁰ tan29⁰ + tan29⁰ tan27⁰.

Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
 Memory loss, with aging, is (1)_______ a natural and normal (2)_______. The symptoms range from forgetting simple daily life activities and (3)_______ familiar tasks such as driving or baking. However, there can be several other factors (4)_______ for it and these vary from person to person. Memory loss can be (5)______ or total depending upon the condition.

Select the most appropriate option to fill in blank number 5.