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If x prop 1/y and y prop 1/z, then x pro...

If `x prop 1/y` and `y prop 1/z`, then x `prop`……………

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CALCUTTA BOOK HOUSE-SAMPLE QUESTIONS PAPERS-QUESTION
  1. If the average of the numbers 6, 7, x, 8, y, 14, be 9, then

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  2. The quantity of compound and simple interest of a certain principal at...

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  3. If x prop 1/y and y prop 1/z, then x prop……………

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  4. The greatest chord of a circle is……………

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  5. The number of diagonals of a rectangular parallelopiped is…………..

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  6. Arithmetic mean, median and mode are measures of ……………….. Tendency .

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  7. In a partnership business, the minimum nunber of partnrs is 3.

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  8. The roots of the quadratic equation x^2 + x + =0 are imaginary.

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  9. If the length of a rectangular field is doubled and its breadth is hal...

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  10. The amount of angle produced by 2 complete recolution of a its end - p...

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  11. In rainy season, if the hight of rain - water in 2 hectors of land be ...

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  12. The mode of the distributions 2, 3, 9, 10, 9, 3, 9 is 9.

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  13. What is the rate of simple interest per annum, when the interest of so...

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  14. If the price of a machine depreciaters at the rate of r% per annum, th...

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  15. If a prop b, b prop c and c prop a, then find the product of three non...

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  16. Find the product of 3^(1/2) and 3sqrt3

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  17. P is any point inside the circle with centre at O. If the radius of th...

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  18. AOB is the diameter of a circle. C is a point on the circumference of ...

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  19. O is the centre of a circle and AC is one of its diamter. If /AOB = 80...

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  20. The value of an angle is D in degree and R in radian. Find the value o...

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