Questions

If k is the largest possible real number such that p4+q4=(p2+kpq+q2)(p2-kpq+q2),then the value of k is

Find equation of the perpendicular bisector of segment joining the points (2,-5) and (0,7)?

 Damdama lake is in which state? 

Who invented first working laser?

The 2018 ICC Women's World Twenty20 was hosted in ______________ from 09th to 24th November 2018, during the 2018–19 international cricket season. 

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: Children with poor phonological skills progress more poorly.
Q: The consensus concerns the causal role of phonological skills in young children’s reading progress.
R: Studies of the factors governing reading development in young children have achieved a remarkable degree of consensus over the past two decades.
S: Children who have good phonological skills, or good phonological awareness become good readers and good spellers.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

to allay the sorrow or grief

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.