Study the table carefully to answer the questions that follow- Number of athletes in hundreds who participated in a sports event from five different countries over the years -beginarray -c-c-c-c-c-c-c-c-c-c-c-WhineCountries lrightarrow - A- - B - - C - - D - - E lllhline Years ldownarrow - M - F - M - F - M - F - M - F - M - FMhline2005 - 4-4 - 3-3 - 6-3 - 4-2 - 4-5 - 3-1 - 5-6 - 4-1 - 4-7 - 2-1 INhline2006 - 6-6 - 4-2 - 8-4 - 6-2 - 6-9 - 3-3 - 8-4 - 6-3 - 7-8 - 5-2 iWhline2007 - 4-6 - 1-8 - 7-4 - 4-8 - 4-8 - 2-8 - 9-3 - 7-3 - 8-7 - 6-5 IWhline2009 - 11-8 - 6-4 - 10-6 - 5-2 - 7-9 - 6-3 - 14-4 - 10-2 - 11-8 - 9-2 lllhline 2010 - 8-2 - 5-2 - 6-4 - 7-2 - 10-8 - 6-9 - 15-6 - 12-1 - 13-6 - 9-8 lllhlinelend array M - Male- F - Female What was the approximate percentage decrease in the number of male athletes who participated from country C in the year 2007 as compared to the previous year-A- 30B- 35C- 39D- 25E- 21

The correct option is A 30Percentage decrease =6.9 4.8/6.9× 100 =2.1/69.× 100 =30% ...

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Quantitative Aptitude

Zonal Theorem

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Question

Study the table carefully to answer the questions that follow.
Number of athletes (in hundreds) who participated in a sports event from five different countries over the years
$\begin{matrix} C o u n t r i e s \to & A & B & C & D & E Y e a r s ↓ & M & F & M & F & M & F & M & F & M & F 2005 & 4.4 & 3.3 & 6.3 & 4.2 & 4.5 & 3.1 & 5.6 & 4.1 & 4.7 & 2.1 2006 & 6.6 & 4.2 & 8.4 & 6.2 & 6.9 & 3.3 & 8.4 & 6.3 & 7.8 & 5.2 2007 & 4.6 & 1.8 & 7.4 & 4.8 & 4.8 & 2.8 & 9.3 & 7.3 & 8.7 & 6.5 2008 & 9.6 & 4.9 & 11.4 & 8.4 & 6.6 & 4.2 & 12.6 & 9.4 & 8.9 & 5.8 2009 & 11.8 & 6.4 & 10.6 & 5.2 & 7.9 & 6.3 & 14.4 & 10.2 & 11.8 & 9.2 2010 & 8.2 & 5.2 & 6.4 & 7.2 & 10.8 & 6.9 & 15.6 & 12.1 & 13.6 & 9.8 \end{matrix}$
M =Male, F =Female
What was the approximate percentage decrease in the number of male athletes who participated from country C in the year 2007 as compared to the previous year?

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Solution

The correct option is B 30
Percentage decrease $= \frac{6.9 - 4.8}{6.9} \times 100$
$= \frac{2.1}{69.} \times 100 = 30 %$

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Similar questions

Q. Study the table carefully to answer the questions that follow.
Number of athletes (in hundreds) who participated in a sports event from five different countries over the years

\begin{matrix} C o u n t r i e s \to & A & B & C & D & E Y e a r s ↓ & M & F & M & F & M & F & M & F & M & F 2005 & 4.4 & 3.3 & 6.3 & 4.2 & 4.5 & 3.1 & 5.6 & 4.1 & 4.7 & 2.1 2006 & 6.6 & 4.2 & 8.4 & 6.2 & 6.9 & 3.3 & 8.4 & 6.3 & 7.8 & 5.2 2007 & 4.6 & 1.8 & 7.4 & 4.8 & 4.8 & 2.8 & 9.3 & 7.3 & 8.7 & 6.5 2008 & 9.6 & 4.9 & 11.4 & 8.4 & 6.6 & 4.2 & 12.6 & 9.4 & 8.9 & 5.8 2009 & 11.8 & 6.4 & 10.6 & 5.2 & 7.9 & 6.3 & 14.4 & 10.2 & 11.8 & 9.2 2010 & 8.2 & 5.2 & 6.4 & 7.2 & 10.8 & 6.9 & 15.6 & 12.1 & 13.6 & 9.8 \end{matrix}

M =Male, F =Female
Number of female athletes who participated from country E in the year 2009 was approximately what percentage of the total number of athletes who participated from country B in the year 2008?

Q. Study the table carefully to answer the questions that follow.
Number of athletes (in hundreds) who participated in a sports event from five different countries over the years

\begin{matrix} C o u n t r i e s \to & A & B & C & D & E Y e a r s ↓ & M & F & M & F & M & F & M & F & M & F 2005 & 4.4 & 3.3 & 6.3 & 4.2 & 4.5 & 3.1 & 5.6 & 4.1 & 4.7 & 2.1 2006 & 6.6 & 4.2 & 8.4 & 6.2 & 6.9 & 3.3 & 8.4 & 6.3 & 7.8 & 5.2 2007 & 4.6 & 1.8 & 7.4 & 4.8 & 4.8 & 2.8 & 9.3 & 7.3 & 8.7 & 6.5 2008 & 9.6 & 4.9 & 11.4 & 8.4 & 6.6 & 4.2 & 12.6 & 9.4 & 8.9 & 5.8 2009 & 11.8 & 6.4 & 10.6 & 5.2 & 7.9 & 6.3 & 14.4 & 10.2 & 11.8 & 9.2 2010 & 8.2 & 5.2 & 6.4 & 7.2 & 10.8 & 6.9 & 15.6 & 12.1 & 13.6 & 9.8 \end{matrix}

M =Male, F =Female
What was the average number of female athletes who participated from country B over all the years together?

Q. Study the table carefully to answer the questions that follow.
Number of athletes (in hundreds) who participated in a sports event from five different countries over the years

\begin{matrix} C o u n t r i e s \to & A & B & C & D & E Y e a r s ↓ & M & F & M & F & M & F & M & F & M & F 2005 & 4.4 & 3.3 & 6.3 & 4.2 & 4.5 & 3.1 & 5.6 & 4.1 & 4.7 & 2.1 2006 & 6.6 & 4.2 & 8.4 & 6.2 & 6.9 & 3.3 & 8.4 & 6.3 & 7.8 & 5.2 2007 & 4.6 & 1.8 & 7.4 & 4.8 & 4.8 & 2.8 & 9.3 & 7.3 & 8.7 & 6.5 2008 & 9.6 & 4.9 & 11.4 & 8.4 & 6.6 & 4.2 & 12.6 & 9.4 & 8.9 & 5.8 2009 & 11.8 & 6.4 & 10.6 & 5.2 & 7.9 & 6.3 & 14.4 & 10.2 & 11.8 & 9.2 2010 & 8.2 & 5.2 & 6.4 & 7.2 & 10.8 & 6.9 & 15.6 & 12.1 & 13.6 & 9.8 \end{matrix}

M =Male, F =Female
In which year was the total number of participants (athletes) second highest from country C?

Q. Study the table carefully to answer the questions that follow.
Number of athletes (in hundreds) who participated in a sports event from five different countries over the years

\begin{matrix} C o u n t r i e s \to & A & B & C & D & E Y e a r s ↓ & M & F & M & F & M & F & M & F & M & F 2005 & 4.4 & 3.3 & 6.3 & 4.2 & 4.5 & 3.1 & 5.6 & 4.1 & 4.7 & 2.1 2006 & 6.6 & 4.2 & 8.4 & 6.2 & 6.9 & 3.3 & 8.4 & 6.3 & 7.8 & 5.2 2007 & 4.6 & 1.8 & 7.4 & 4.8 & 4.8 & 2.8 & 9.3 & 7.3 & 8.7 & 6.5 2008 & 9.6 & 4.9 & 11.4 & 8.4 & 6.6 & 4.2 & 12.6 & 9.4 & 8.9 & 5.8 2009 & 11.8 & 6.4 & 10.6 & 5.2 & 7.9 & 6.3 & 14.4 & 10.2 & 11.8 & 9.2 2010 & 8.2 & 5.2 & 6.4 & 7.2 & 10.8 & 6.9 & 15.6 & 12.1 & 13.6 & 9.8 \end{matrix}

M =Male, F =Female
From which country was the difference between the number of male and female participants second highest in the year 2006?

Study the table carefully to answer the questions that follow:

Table shows the number of Students (in thousands) passed in an examination held in five different Universities in six years

$\begin{matrix} Y e a r & A & B & C & D & E B o y s ∣ G i r l s & B o y s ∣ G i r l s & B o y s ∣ G i r l s & B o y s ∣ G i r l s & B o y s ∣ G i r l s 2005 & 12.4 ∣ 8.3 & 14.3 ∣ 8.4 & 4.3 ∣ 3.4 & 4.7 ∣ 2.1 & 9.8 ∣ 3.1 2006 & 11.6 ∣ 6.4 & 8.9 ∣ 7.2 & 4.9 ∣ 4.3 & 5.8 ∣ 4.3 & 7.3 ∣ 4.3 2007 & 13.7 ∣ 7.8 & 7.6 ∣ 4.8 & 5.8 ∣ 6.8 & 9.3 ∣ 6.3 & 8.4 ∣ 3.2 2008 & 18.4 ∣ 9.9 & 10.4 ∣ 8.4 & 7.4 ∣ 7.2 & 9.6 ∣ 4.4 & 4.6 ∣ 4.2 2009 & 14.8 ∣ 11.4 & 9.6 ∣ 7.2 & 8.9 ∣ 6.1 & 8.4 ∣ 5.2 & 6.8 ∣ 3.1 2010 & 18.2 ∣ 16.2 & 7.4 ∣ 5.2 & 11.8 ∣ 9.3 & 7.3 ∣ 5.1 & 7.8 ∣ 6.3 \end{matrix}$

What is the percentage decrease in the number of boys who passed in the exam from University – D in the year 2009 in comparison to the previous year ?

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The correct option is B 30Percentage decrease =6.9−4.86.9×100 =2.169.×100=30%

The correct option is B 30
Percentage decrease $= \frac{6.9 - 4.8}{6.9} \times 100$
$= \frac{2.1}{69.} \times 100 = 30 %$