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A student when walks from his house, at an average speed of 6 kmph, reaches his school ten minutes before the school starts. When his average speed is 4 kmph, he reaches his school five minutes late. If he starts to school every day at 8.00 A.M, then find the distance between his house and the school

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The correct Answer is:
3 km
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NCERT TAMIL-TWO DIMENSIONAL ANALYTICAL GEOMETRY-EXERCISE 6.5 (Choose the correct or more suitable answer)
  1. A student when walks from his house, at an average speed of 6 kmph, re...

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  2. The equation of the locus of the point whose distance from y-axis is h...

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  3. Which of the following equation is the locus of (at^(2),2at)

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  4. Which of the following point lie on the locus of 3x^(2)+3y^(2)-8x-12y+...

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  5. If the point (8,−5) lies on the locus (x^(2))/(16)=(y^(2))/(25)=k the...

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  6. Straight line joining the points (2, 3) and (−1, 4) passes through the...

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  7. The slope of the line which makes an angle 45^(@) with the line 3x-y=-...

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  8. Equation of the straight line that forms an isosceles triangle with co...

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  9. The coordinates of the four vertices of a quadrilateral are (−2,4), (−...

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  10. The intercepts of the perpendicular bisector of the line segment joini...

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  11. The equation of the line with slope 2 and the length of the perpendicu...

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  12. A line perpendicular to the line 5x − y = 0 forms a triangle with the ...

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  13. Equation of the straight line perpendicular to the linex−y+5 = 0, thro...

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  14. If the equation of the base opposite to the vertex (2, 3) of an equila...

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  15. The line (p + 2q)x + (p − 3q)y = p − q for different values of p and q...

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  16. The point on the line 2x − 3y = 5 is equidistance from (1,2) and (3, 4...

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  17. The image of the point (2, 3) in the line y = −x is

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  18. The length of bot from the origin to the line (x)/(3)-(y)/(4)=1 is

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  19. The y-intercept of the straight line passing through (1,3) and perpend...

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  20. If the two straight lines x + (2k − 7)y +3=0 and 3kx + 9y − 5=0 are pe...

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  21. If a vertex of a square is at the origin and its one side lies along t...

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