Embibe Experts Solutions for Chapter: Quantitative Aptitude Practice Book, Exercise 8: Exercise 8

Refer the graph below to answer the question

QUARTERLY PROFITS DEPARTMENTAL STORE

The total annual profit made by the Departmental Store increased by approximately what percent from $1997$ to $2000?$

Answer the question based on the line graph given below.
Ratio of Exports to Imports (in terms of money in $₹\mathrm{crores}$) to Two Companies Over the Years.

In how many of the given years were the exports more than the imports for Company $\mathrm{A}?$

Study the following graph and answer the question based on it.
Exports from Three Companies Over the Years (in $₹ \mathrm{crores}$)



For which of the following pairs of years the total exports from the three Companies together are equal?

Read the following information carefully and answer the questions given below.

There are two companies A and B. Both companies produce all four different products viz. Computers, phones, pen drives, and compact disks (CDs). Company A produces a total of $800$ products. The respective ratio between the total products produced by company A and company B is $4:5$. $20\%$ of the total products produced by the company, B are pen drives and $40\%$ are CDs. $\frac{2}{5}$ of the remaining products produced by company B are phones. The total number of computers produced by both the companies together is $340$. $20\%$ of the total products produced by the company, A are CDs. Company A produces an equal number of pen drives and phones.

What is the difference between the number of CDs produced by company B and the number of computers produced by company A?

Read the following information carefully and answer the question given below.

In a city, out of the total passengers travelling daily, $27171$ passengers travel only by train. $5359$ passengers travel only by motorbike and $12077$ passengers travel only by bus. $24718$ passengers travel only by private car. $2906$ passengers travel only by auto. $6359$ passengers travel only by taxi. $16983$ passengers travel by bus and train. $8812$ passengers travel by auto and train, $22265$ passengers travel by bus and auto. Nobody uses more than two modes of transports.

What is the total number of passengers travelling daily in the city?

In the following question, two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give an answer.
(A) If the data in statement I alone is sufficient to answer the question, while the data in statement II alone is not sufficient to answer the question.
(B) If the data in statement II alone is sufficient to answer the question, while the data in statement I alone is not sufficient to answer the question.
(C) If the data either in statement I alone or in statement II alone is sufficient to answer the question.
(D) If the data in both the statement I and II together are not sufficient to answer the question.
(E) If the data in both the statements I and II together are necessary to answer the question.

What is the difference between the two digits in a two-digit number?
I. The sum of the two digits is $8$.
II. $\frac{1}{5}$ of that number is $15$  less than of  $\frac{1}{2}$ of $44$.

The following question is accompanied by three statements I, II and III. You have to determine which statement/ statements is/ are sufficient to answer the question.

What was the amount of profit earned ?
I. $10\%$ discount was offered on the labelled price.
II. Had there been no discount, profit would have been $30\%$.
III. Selling price was more than the cost price by $20\%$.

Options:

1. I and either II or III.

2. Any two of the three.

3. All I, II and III.

4. Either I or II and III.

5. Question cannot be answered. 

The question below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and answer.

(A) If the data in statement I alone is sufficient to answer the question.
(B) If the data in statement II alone is sufficient to answer the question.
(C) If the data either in statement I alone or statement II alone are sufficient to answer the question.
(D) If the data given in both I and II together are not sufficient to answer the question.
(E) If the data in both the statements I and II together are necessary to answer the question.

What is the salary of A, in a group of A, B, C, D and E whose average salary is $₹65780$?

I. Total of the salaries of B and C is $₹88545$.

II. Total of the salaries of D and E is $₹59020.$