Harayana GK

Consider the following statements 1 . Maharashtra has more net irrigated area as compared to Madhya Pradesh. 2. Punjab has more area under canal irrigation as compared to Harayana. Which of the statement (s) given above is/are correct?

In the figure, set DH_|_ side EF and seg GK_|_ side EF. If DH=12cm, GK=20 and A(DeltaDEF)=300cm^(2) . Find (i) EF(ii) A(DeltaGEF) (iii) A(squareDEGF) .

In the following figure, seg DH bot seg EF and seg GK bot EF. If DH = 6 cm, GK = 10 cm and A(DeltaDEF) = 150 cm^2 , then find: (i) EF (ii) A (DeltaGEF) (iii) A(squareDFGE)

In the following figure, seg DH bot seg EF and seg GK bot seg EF. If DH = 6 cm, GK = 10 cm and A(Delta DEF) = 150 cm^(2) , then find : i. EF ii. A(Delta GEF) iii. A( square DFGE).

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There are 200 questions in a 3 h examination. Among 200 questions, 50 are from Mathematics, 100 are from GK and 50 are from Science. Ram spent twice as much time on each Mathematics question as for each other question. How many minutes did he spend on Mathematics questions ?

27.6gK_(2)CO_(3) was treated by a series of reagents so as to convent all of its carbon to K_(2)Zn_(3)[Fe(CN)_(6)]_(2) Calculate the weight of the product [mol.wt. of K_(2)CO_(3)=138 and mol. Wt. of K_(2)Zn_(3)[Fe(CN)_(6)]_(2)=698] .

What is the function of a polysome? (Gk. Poly = many, Soma= body).