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Central Board of Secondary Education (CBSE) will be going to conduct 10th Class annual final examination in the month of March for 2015-2016. CBSE 10th class students are busy in their exams preparation to secure good marks. Every student wants to score good marks in each subject and now you have very great chance to check online CBSE Board Exam 2016 important questions Pdf and by preparing that you will be available to score good marks.

After completing the preparation from CBSE Class 10th books students need some idea about regarding the question papers through which students can make their performance better in their upcoming board exams. So students want to get previous question papers/ Modal Question papers, CBSE Board Exam 2016 important questions for Hindi and English medium. CBSE every year upload the CBSE Board Exam 2016 important questions, Model Question Papers for Matriculation/10th Board Examination. Students can easily download and study those from that provided CBSE Board Exam 2016 important questions, sample model papers and can easily find out the important questions.

** CBSE Matriculation important questions :- Click here**

**CBSE Board Exam 2016 important questions for class 10**

CBSE Board Exam 2016 important questions is now online available just for CBSE 10th/ Matriculation students free of cost yeas and if you are the student of CBSE Board Class 10th and want to download online CBSE Board Exam 2016 important questions in PDF format for your academic year 2015-16 then you may get from the above link.

**Name of the Examination Board**: Central Board of Secondary Education (CBSE)**Name of the Exam Class :**10th/ Matriculation**Academic year:**2015-16**Model Papers :**10th Science/ Mathematics**Exam Medium :**Hindi-English**Exam Dates :**March 2016**CBSE Class****10th Exam Schedule 2016 :**CBSE 10th Timetable 2016 Available (Search on this Web Portal)**Model Papers Status :**Available

Candidates can download CBSE Board Exam 2016 important questions from here which will be release by the officials Central Board of Secondary Education (CBSE). Candidates are suggested to visit the site and download CBSE Board Exam 2016 important questions in order to prepare well for the exam.

- If the ratio of the corresponding sides of two similar triangles is 2:3, then what is the ratio of their corresponding height?
- The areas of two similar triangles and are 25cm
^{2}and 49 cm^{2}respectively. If QR = 9.8 cm, find BC. *DE is parallel to BC. If AD = 12.4 cm, DB = 6.2cm, AE = 2x and EC = 6x – 2. Find the value of x.*- Prove that if a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points then the other two sides are divided in the same ratio.
- In the given figure, in ABC, DE || BC so that AD = 2.4cm, AE = 32cm and EC=4.8cm. Find AB.
- State and prove Basic Proportionality Theorem. Using the above theorem, if ABCD is a trapezium whose diagonals intersect each other at O show that AO/OC = BO/OD.
- It the given fig-2, if Δ ABE ≅ Δ ACD, prove that ΔADE ~ ΔABC.
- Prove that the square of the hypotenuse is equal to the sum of the squares of the other two sides.Using the above result show that sum of the squares of the sides of a rhombus is equal to the sum of the squares of its diagonals.
- Prove that the ratio of areas of 2 similar triangles is equal to the ratio of squares of their corresponding sides. Using the above result prove that area of an equilateral triangle described on one side of a square is half the area of triangle described on one of its diagonals.
- Find the missing frequencies f1 and f2 in the following frequency distribution table, it is given that the mean of the distribution is 56.

C.I | 0 – 20 | 20 – 40 | 40 – 60 | 60 – 80 | 80 –100 | 100 – 120 | Total |

F | 16 | f1 | 25 | f2 | 12 | 10 | 90 |

- Find the value of k, for which given value is a zero of the given quadratic polynomial (a) (x
^{2}+2kx-3);x = -1/2 (b)x^{2}+4ax-k; x= -a - Verify that -1, 1, 2 are zeros of a cubic polynomial x
^{3}– 2x^{2}– x+2 & verify the relationship between the zeros & its coefficients. - Form a quadratic polynomial whose (i) zeros are 2 & -3(ii) zeros are -4/5 & 1/3.
- Solve the equations 15x -6y = 30 ; 17x + 10y =118
- Solve the equations ax + by = c; bx – ay = 0
- A fraction becomes 9/11, if 2 is added to both the numerator & denominator. If 3 is added to both the numerator & denominator it becomes 5/6. Find the fraction.
- Solve(By cross multiplication) 2/u + 3/v = 13 ; 5/u – 4/v = -2
- Find the values of p & q for which the following system has infinite solutions. 2x + 3y = 7 ; (p + q)x + (2p – q)y = 21.
- I am three times as old as my son. Five years later, I shall be two and a half times as old as my son. How old I am and how old is my son?
- A and B are friends and their ages differ by two years. A’s father D is twice as old as A, & B is twice as old as his sister C. The ages of D and C differ by 40 years. Find the ages of A and B?
- Five years hence father’s age will be three times age of his son. Five years ago father was seven times as old as his son. Find their present ages.
- Five years ago, Neeta was thrice as old as Gita. Ten years later, Neeta will be twice as old Gita. How old are Gita & Neeta now?
- If two zeroes of the polynomials are x
^{4 }– 6x^{3 }– 26x^{2}+ 138x – 35 are 2±√3, find the other zeroes. - On dividing x
^{3 }– 3x^{2}+ x + 2 by polynomials g(x), the quotient & remainder were x – 2 & – 2x+4 respectively. Find g(x). - If the polynomials x
^{4}+ 2x^{3}+ 8x^{2}+ 12x + 18 is divided by another polynomial x^{2}+ 5, the remainder comes out to be p x +q. Find the values of p and q . - Prove that √2 is not a rational number.
- Find the values of m and n for which the following system of equations has infinitely many solutions: 3x+4y = 12; (m + n)x +2(m-n)y=5m-1
- Solve for x & y: x/a +y/b =1 ; a(x-a) – b( a + b)=2a
^{2}+b^{2} - Solve for x & y: b x/a +ay/b = a
^{2}+b^{2}; x+ y =2ab. - Solve for x & y: x/a – y/b = a-b; ax +by = a
^{3}+ b^{3} - Solve for x & y: 3(2x + y ) = 7xy ; 3(x +3y) = 11xy.
- Solve for x & y: 3/(x + y) + 2/(x – y) =2 ; 9/(x +y) + 4/(x- y) = 1;(x + y) ≠0 (x – y) ≠0
- A two digit number is obtained by either multiplying the sum of the digits by 8 & adding 1, or by multiplying the difference of the digits by 13 & adding 2. Find the number. How many such numbers are there?
- The difference between two numbers is 15 &the difference between their squares is 465. Find the numbers.
- In a rectangle if length is increased by 7 units & breadth is decreased by 3 units or if length is decreased by 7 units & breadth is increased by 5 units, in both the cases the area remains same. Find the dimensions of the rectangle. Also find the area of the rectangle.
- A fraction is such that if the numerator is multiplied by 3 & denominator is reduced by 3, we get 18/11, but if the numerator is increased by 8 & denominator is doubled, we get 2/5. Find the fraction.
- Solve(By Cross-Multiplication)

(a – b) x + (a+ b) y = a^{2}– 2ab – b^{2 };

(a + b)( x + y) = a^{2}+ b^{2}

# CBSE Maths Class 10 important questions 2016 download que paper pdf

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