CTET Solved Paper - RTET Feburary 2011 Paper2
- Option : C
- Explanation : Time(A) = Distance Speed(A)/Time
50/5 = 10
Time(B) = distance/Speed(B) = 50/25 = 2.
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- Option : B
- Explanation : Ram's share = 11/(11 + 15) x 13260
= 11/26 x 13260 = ₹5610.
Shyam's share =
13260 - 5610 = ₹7650.
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103. Which of the following is incorrect?
- A
The point of intersection of medians of a triangle is called centroid.
- B
The point of intersection of perpendiculars drawn from the vertices of a triangle on the opposite sides is called orthocentre.
- C
All the three bisectors of angles of a triangle intersect at one point.
- D
Median of a side of a triangle is perpendicular bisector of that side.
- Option : D
- Explanation : A median is a line segment joining a vertex to the midpoint of the opposite side.
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104. Which of the following is not the condition of congruency of two triangles?
- A
The three sides of a triangle are equal to the three sides of the other triangle respectively.
- B
Two sides and the angle included between those sides of one triangle are equal to two sides and the angle included between them of the other triangle.
- C
Two angles and the side between them of one triangle are equal to two angles and the side between them of the other triangle correspondingly.
- D
All the three angles of one triangle are equal to the three angles of other triangle.
- Option : D
- Explanation :
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105. If each angle of a quadrilateral is less than 180°, then it is called
- Option : B
- Explanation : A convex quadilateral has every interior angle less than 180°.
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