Question

Study the following pie – chart and table carefully and answer the questions given below:
Percentagewise Distribution of the Number of Mobile Phones Sold by a Shopkeeper
During Six Months
Total Number of mobile phones sold = 45,000

The respective ratio between the numbers of mobile phones sold of company A and company B during six months
$\begin{array}{cc}Months& Ratio\\ July& 8:7\\ August& 4:5\\ September& 3:2\\ October& 7:5\\ November& 7:8\\ December& 7:9\end{array}$

What is the respective ratio between the number of mobile phones sold of company B during July and those sold during December of the same company?

• A. 119:145
• B. 116:135
• C. 119:135
• D. 119:130
• E. None of these

Answer 1

The correct option is E None of these

Total number of mobile sold in july
$45000\times \frac{17}{100}=7650$
Sold mobiles in company B in July
$7650\times \frac{7}{15}=3570$
Sold Mobiles in company B in December
$7200\times \frac{9}{16}=4050$
Required ratio $=\frac{3570}{4050}=\frac{119}{135}$