Basic Mathematics (KVPY Stream-SA (Class 11) Math): Questions 26 - 29 of 164

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Question number: 26

» Basic Mathematics » Arithmetic » Rates

Appeared in Year: 2010

MCQ▾

Question

A closed conical vessel is filled with water fully and is placed with its vertex down. The water is flow out at a constant speed. After 21 minutes, it was found that the height of the water column is half of the original height. How much more time in minutes does it require to empty the vessel?

Choices

Choice (4) Response

a.

21

b.

7

c.

14

d.

3

Question number: 27

» Basic Mathematics » Geometry » Triangle and Properties

Appeared in Year: 2014

MCQ▾

Question

In a quadrilateral ABCD, which is not a trapezium, it is known that ∠DAB = ∠ABC = 600. Moreover, ∠CAB = ∠CBD. Then

Choices

Choice (4) Response

a.

AB = AC + AD

b.

AB = BC + CD

c.

AB = AD + CD

d.

AB = BC + AD

Question number: 28

» Basic Mathematics » Arithmetic » Ratio and Proportion

MCQ▾

Question

In a concert, the charge of pass per person is Rs. 500. On the first day, only 40 % of the passes were sold. The owner decided to reduce the price by 30 % and there was an increase of 60 % in the number of passes sold on the next day. The percentage increase in the revenue on the second day was

Choices

Choice (4) Response

a.

13

b.

12

c.

10

d.

11

Question number: 29

» Basic Mathematics » Arithmetic » Number Games

Appeared in Year: 2014

MCQ▾

Question

The houses on one side of a road are numbered using consecutive even numbers. The sum of the numbers of all the houses in that row is 170. If there are at least 6 houses in that row and a is the number of the sixth house.

Choices

Choice (4) Response

a.

2a6

b.

8a12

c.

14a20

d.

22a30

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