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CBSE 10th Class Sample paper 8

General Instruction 1. All the questions are compulsory 2. The question paper consists of 40 question and it is divided into four sections A,B , C and D. SECTION A Comprises of 20 questions carrying 1 mark each. Section B comprises of 6 questions carrying 2 marks each, Second C comprises of 8 questions carrying 3 marks each. Section D comprises of 6 questions carrying 4 marks each. 3. There is no overall choice 4. Use of calculator is not permitted. Section A 1. What is the mean of first 12 prime number? 2. If the zeros of the quadratic polynomial x 2 + (a+1)x + b are 2 and -3 , then a) a=-7 ,b=-1 b) a=5 , b=-1 c) a=2 ,b=-6 d) a=0, b=-6 3. If the probability of an event is 'p' the probability of its complementary event will be a) p-1 b) p c ) 1-p d) 1-1/p 4. The decimal expansion of the rational number 237/(2 3 ✕5) will terminate after a) one decimal place b) two decimal place c) three decimal place d) more than three decimal place ...

CBSE 10th Class Sample paper 9

General Instruction 1. All the questions are compulsory 2. The question paper consists of 40 question and it is divided into four sections A,B , C and D. SECTION A Comprises of 20 questions carrying 1 mark each. Section B comprises of 6 questions carrying 2 marks each, Second C comprises of 8 questions carrying 3 marks each. Section D comprises of 6 questions carrying 4 marks each. 3. There is no overall choice 4. Use of calculator is not permitted. Section A 1. In a family of 3 children, the probability of having atleast one boy is a ) 7/8 b) 1/8 c) 5/8 d) 3/4 2. The mean of 20 numbers is 18. If 2 is added to each number , what is the new mean? 3. Find the area of quadrant of a circle whose circumference is 22 cm. 4. The number 525 and 3000 are divisible by 3 ,5 , 15, 25 and 75. What is the HCF of 525 and 3000? 5. What should be added to the polynomial x 2 -5x +4 ,so that 3 is the zero of the resulting polynomial: a) 1 b) 2 c) 4 d) 5. 6. ...

CBSE 10th Class Sample paper 10

General Instruction 1. All the questions are compulsory 2. The question paper consists of 40 question and it is divided into four sections A,B , C and D. SECTION A Comprises of 20 questions carrying 1 mark each. Section B comprises of 6 questions carrying 2 marks each, Second C comprises of 8 questions carrying 3 marks each. Section D comprises of 6 questions carrying 4 marks each. 3. There is no overall choice 4. Use of calculator is not permitted. Section A 1. The probability of a number selected at random from the numbers 1,2,3.......15 is a multiple of 4 is. A) 4/15 b) 2/15 c) 1/5 d) 1/3 2. what is the value of x, if the median of the following data is (27.5) 24, 25, 26 , x+2, x+3, 30 ,33 , 37. 3. Find the area of circle inscribed in a square of side a cm. 4. The area of two similar ∆ABC and ∆DEF are 225 cm 2 and 81 cm 2 respectively. If the longest side of the larger triangle ∆ABC be 30 cm , find the longest side of the smaller triangle ∆DE...