Q5 of 23 Page 1

Attempt any two of the following subquestions:

Solve the following simultaneous equations:



Multiplying both the sides by 2, we get


⇒ (⇒


⇒ ………………………..(1)


………………………..(2)


Subtracting (2)-(1) as:



⇒ ⇒


⇒


⇒


Putting the value of x in equation (1)



⇒


⇒


⇒


More from this chapter

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4

Attempt any two of the following subquestions:

The following is the distribution of the size of certain farms from a taluka (tehasil):



Find median size of farms.

 4

Attempt any two of the following subquestions:

The following pie diagram represents the sectorwise loan amount in crores of rupees distributed by a bank. From the information answer the following question:



a. If the dairy sector receives 20 crores, then find the total loan disbursed.


b. Find the loan amount for agriculture sector and also for industrial sector.


c. How much additional amount did industrial sector receive than agriculture sector?

 5

Attempt any two of the following subquestions:

If the cost of bananas is increased by 10 per dozen, one can get 3 dozen less for 600. Find the original cost of one dozen of bananas.

 5

Attempt any two of the following subquestions:

If the sum of first p terms of an A.P. is equal to the sum of first q terms, then show that the sum of its first (p + q) terms is zero where p#q.