CSIR NET 2016 Mathematical Sciences Question Paper (18-Dec-2016)

Question 1

The houses of three sisters lie in the same row, but the middle sister does not live in the middle house. In the morning, the shadow of the eldest sister's house falls on the youngest sister's house. What can be concluded for sure?

Accepted Answer

Either the youngest or the eldest sister lives in the middle.

Answer

The youngest sister lives in the middle.

Answer

The eldest sister lives in the middle.

Answer

The youngest sister's house lies on the east of the middle sister's house.

Question 2

A woman starts shopping with Rs. $X$ and $Y$ paise, spends Rs. 3.50 and is left with Rs. $2Y$ and $2X$ paise. The amount she started with is

Accepted Answer

Rs. 32.14

Answer

Rs. 48.24

Answer

Rs. 28.64

Answer

Rs. 23.42

Question 3

A mine supplies 10000 tons of copper ore, containing an average of 1.5 wt% copper, to a smelter every day. The smelter extracts 80% of the copper from the ore on the same day. What is the production of copper in tons/day?

Accepted Answer

120

Answer

80

Answer

12

Answer

150

Question 4

Wheat production of a country over a number of years is shown. Which year recorded highest percent reduction in production over the previous year?

Accepted Answer

2004

Answer

2001

Answer

2002

Answer

2003

Question 5

What is the next pattern in the given sequence?

Accepted Answer

""

Answer

Answer

Answer

CSIR NET 2016 Mathematical Sciences Question Paper (18-Dec-2016)

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