We know that polar substances are soluble in polar solvents and non polar substances are soluble in non-polar solvents only. Here the hydrocarbons are non-polar molecular substances and water is a polar solvent. So water can't dissolve hydrocabons.   Hence, as hydrocarbons are non-polar substances, they are insoluble in water as it is a highly polar solvent.

Answer: A) June 26 Explanation: The government has decided to observe anti-Emergency day on June 25-26 and asked all its ministers to hold programmes across the country to remind people how Emergency was clamped by former Prime Minister Indira Gandhi in 1975.

Answer: A) 3 Explanation: 3 Nucleotides make up a Codon.  The nucleotide triplet that encodes an amino acid is called a codon. Each group of three nucleotides encodes one amino acid.

Answer: D) 40 Explanation: Present age of Sony = 24 + 4 = 28 years After 5 years Renuka's age = 7×5 + 5 = 40 years

Answer: D) 36 Explanation: Given there are 9 flavours of ice creams.   Each child takes the combination of two flavours and no two children will have the same combination   This can be done by  ways i.e children.   Number of children=C29  = 9 x 8 / 1x 2 = 36.

Answer: A) Windhoek Explanation: Windhoek is the Capital of Namibia.

Answer: D) If statement A and B together are not sufficient. Explanation: From both statements we cannot conclude the train catched by Harish Since he missed at 4.15 and train coes at 4.30, 4.45, 5.00,... But in B given that he didn't catch the train at 4.45 and after that. So both statements A & B together are not sufficient to answer the question.

The name Bharat is derived from the legendary king Bharat who was ancestor of kauravas and pandavas, son of King Dushyanta and Shakuntala. The name India is derived from the river Sindhu which flows in the north west of the country. The Greeks used to call us Indoi meaning the people of the Indus.