Xavier Aptitude Test 2023 Paper

Instructions [74 - 76 ]

Go through the information given below, and answer the THREE questions that follow.
Comprehension:
The table captures Age and Gender distribution of Covid Positive Cases in a country. However, a part of data is
missing, represented through unknown categories.

			Gender
		Total Confirmed Covid Positive Cases	Female	Male	Unknow
Age	All	117,586*	62,434	53,825	1327
	Unknow	235
	$0-8$	22,362	11,147	10,880
	$19-30$	32,860	18,768	13,743
	$31-40$	24,110	12,693	11,118
	$41-50$	14,120	7,264	6,688
	$51-60$	11,174	5,567	5,523
	$61-70$	7,300	3,756	3,513
	$71-80$	3,429	1,875	1,534
	$81+$	1,996	1,276	708

*Includes <5 cases in age group 19-30 and 51 -60 who reported gender as Other/Transgender. * In unknown age category, the ratio of males (unknown age category) and females (unknown age catego1y) to total unknown cases (unknown age category) is same as the ratio of males (All) and females (All) to the total (Total Confirmed Covid Positive Cases).

Question : 74 of 102

Marks: +1, -0

In unknown age category, the ratio of males (unknown age category) and females (unknown age category) to total unknown cases (unknown age category) is same as the ratio of males (All) and females (All) to the total (total confirmed Covid positive cases). How many females were in the unknown age category (rounded to nearest integer)?

Validate

Solution:

			Gender
		Total Confirmed Covid Positive Cases	Female	Male	Unknow
Age	All	117,586	62,434	53,825	1327
	Unknow	235	88	118	29
	$0-8$	22,362	11,147	10,880	335
	$19-30$	32,860	18,768	13,743	349
	$31-40$	24,110	12,693	11,118	299
	$41-50$	14,120	7,264	6,688	168
	$51-60$	11,174	5,567	5,523	84
	$61-70$	7,300	3,756	3,513	31
	$71-80$	3,429	1,875	1,534	20
	$81+$	1,996	1,276	708	12

We get the above table after filling in the data from the given question.

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