KVPY Stream-SA (Class 11) Math: Questions 75 - 79 of 265

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Question number: 75

» Basic Mathematics » Geometry » Triangle and Properties

Appeared in Year: 2013

MCQ▾

Question

In a triangle ABC with ∠A < ∠B < ∠C, points D, E, F are on the interior of segments BC, CA, AB, respectively. Which of the following triangles CANNOT be similar to triangle ABC?

Choices

Choice (4) Response

a.

Triangle ABD

b.

Triangle BCE

c.

Triangle CAF

d.

Triangle DEF

Question number: 76

» Basic Mathematics » Geometry » Triangle and Properties

Appeared in Year: 2014

MCQ▾

Question

The angle bisectors BD and CE of a triangle ABC are divided by the in centre I in the ratios 3: 2 and 2: 1 respectively. Then the ratio in which I divide the angle bisector through A is

Choices

Choice (4) Response

a.

11: 4

b.

6: 5

c.

7: 4

d.

3: 1

Question number: 77

» Basic Mathematics » Geometry » Advanced Therorems and Properties

Appeared in Year: 2010

MCQ▾

Question

Consider a square ABCD of side 12 and let M, N be the midpoints of AB, CD respectively. Take a point P on MN and let AP = r, PC = s. Then the area of the triangle whose sides are r, s, 12 is

Choices

Choice (4) Response

a.

36

b.

72

c.

d.

Question number: 78

» Basic Mathematics » Arithmetic » Clocks

Appeared in Year: 2012

MCQ▾

Question

Observe that, at any instant, the minute and hour hands of a clock make two angles them whose sum is 360? . At 6: 15 the difference between these two angles is.

Choices

Choice (4) Response

a.

175

b.

170

c.

165

d.

180

Question number: 79

» Basic Mathematics » Arithmetic » Ratio and Proportion

Appeared in Year: 2013

MCQ▾

Question

There are three kinds of liquids X, Y, Z. Three jars J1, J2, J3 contain 100 ml of liquids X, Y, Z respectively. By an operation we mean three steps in the following order:

- stir the liquid in J1 and transfer 10 ml from J1 into J2;

- stir the liquid in J2 and transfer 10 ml from J2 into J3;

- stir the liquid in J3 and transfer 10 ml from J3 into J1;

After performing the operation four times, let x, y, z be the amounts of X, Y, Z, respectively, in J1. Then

Choices

Choice (4) Response

a.

Y > X > Z

b.

X > Y > Z

c.

Z > X > Y

d.

X > Z > Y

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