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In a group of 60 people, 27 like cold dr...

In a group of 60 people, 27 like cold drinks and 42 like hot drinks and each person likes at least one of the two drinks. How many like both hot drinks and cold drinks?

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A, B, D
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ARIHANT MATHS-PARABOLA-Exercise For Session 1
  1. The vertex of the parabola y^2+6x-2y+13=0 is

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  2. If the parabola y^2=4a x\ passes through the point (3,2) then find th...

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  3. Find the value of P such that the vertex of y=x^2+2p x+13 is 4 units a...

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  4. The length of the latusrectum of the parbola whose focus is (3, 3) and...

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  5. If the vertex and focus of a parabola are (3,3) and (-3,3) respectivel...

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  6. If the vertex of the parabola y=x^(2) -8x+c lies on x-axis, then the v...

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  7. The parabola having its focus at (3,2) and directrix along the Y-axis ...

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  8. Let the set of integer be the universal set and let A = set of whole n...

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  9. The equation of the latus retum of the parabola x^(2)+4x+2y=0 is

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  10. The focus of the parabola x^2-8x+2y+7=0 is

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  11. The equation of the parabola with the focus (3,0) and directrix x+3=0 ...

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  12. Equation of the parabola whose axis is parallel to Y- axis and which p...

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  13. Find the equation of the parabola whose focus is (5,3) and directrix i...

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  14. In a group of 60 people, 27 like cold drinks and 42 like hot drinks an...

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  15. Find the vertex , focus, axis , directrix and latusrectum of the parab...

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  16. Find the name of the conic represented by sqrt((x/a))+sqrt((y/b))=1.

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  17. The curve described parametrically by x=t^2+t+1 , and y=t^2-t+1 repres...

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  18. Prove that the equation of the parabola whose vertex and focus are on ...

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  19. Find the equatin to the parabola whose axis is parallel to the y-xis a...

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  20. The equation ax^2+4xy+y^2+ax+3y+2=0 represents a parabola. Find the va...

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