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CALCUTTA BOOK HOUSE-SAMPLE QUESTIONS PAPERS-QUESTION
- In Delta ABC, /B = 90^@ If AB = BC then prove /C= 45^@
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- The volume of a right circular cone remains the same when its radius o...
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- The mode of the frequency distributions 2, 3, 9, 10, 9, 3, 9, is 10.
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- Find the rate of simple interest in percent per annum if the simple in...
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- Determine the period of time if a principal be doubled in t years at a...
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- If one of the roots of the quadratic equation be x^2 - (1+b)x+6 = 0 be...
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- If a/2=b/3 =c/4 =(3a-ab+4c)/p, then find the value of p.
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- Simplify : sqrt2 - sqrt(18) + sqrt(27) - sqrt(32)
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- If x prop y^2 and y = 2a, when x = a, then find the relation between x...
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- AB is a diameter of the circle with centre at O. R is any point on the...
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- Find the roots of the equation by the method of completing the square ...
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- The lengths of sides of three cubes are 3 m, 4 m 5 m respectiveluy. A ...
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- If 0^@ lt theta lt 90^@ , then find the least value of (9 tan^2 theta ...
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- Fing the value of tan 1^@ tan2^@ tha^@ ……………. Tan89^@.
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- If ui = (xi-25)/10, sumfiui = 20 and sumfi = 100 then find the value o...
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- At the rate of 10% compound interest per annum fird the principal of ...
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- Puja, Uttam and Bireendra started a pertnership business with capital ...
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- Solve : 1/x - 1/(x+b)= 1/a -1/(a+b)[ x ne 0, -b]
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- If the cost of pens decreses by ₹ 6 per dozen then 3 more pens can be ...
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- y is the sum of two variables, one of which vaaries directly with the ...
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