# KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Math: Questions 89 - 93 of 265

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 265 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or

## Question number: 89

Appeared in Year: 2009

MCQ▾

### Question

How many positive real numbers x satisfy the equation,

### Choices

Choice (4) Response

a.

1

b.

4

c.

6

d.

3

## Question number: 90

Appeared in Year: 2012

MCQ▾

### Question

Let a, b, c be positive integers such that is a rational number, then which of the following is always an integer?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 91

» Basic Mathematics » Geometry » Advanced Therorems and Properties

Appeared in Year: 2010

MCQ▾

### Question

A cow is tied to a corner (vertex) of a regular hexagonal fenced area of side a meter by a rope of length meter in a grass field. (The cow cannot graze inside the fenced area. ) What is the maximum possible area of the grass field to which the cow has access to graze?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 92

» Basic Mathematics » Geometry » Advanced Therorems and Properties

Appeared in Year: 2013

MCQ▾

### Question

In a rectangle ABCD, points X and Y are the midpoints of AD and DC, respectively. Lines BX and CD when extended intersect at E, lines BY and AD when extended intersect at F. If the area of ABCD is 60 then the area of BEF is.

### Choices

Choice (4) Response

a.

90

b.

80

c.

60

d.

120

## Question number: 93

Appeared in Year: 2014

MCQ▾

### Question

Let r be a root of the equation. The value of is equal to

### Choices

Choice (4) Response

a.

126

b.

-51

c.

-126

d.

51

f Page