Disha Expert Team Solutions for Chapter: RBI Grade-B Officer Phase-1 Solved Paper, Exercise 2: QUANTITATIVE APTITUDE

In an examination, Raman scored $25$ marks less than Rohit and Rohit scored $45$ marks more than Sonia. Rohan scored $75$ marks, which is $10$ more marks than Sonia. Ravi's score is $50$ less than the maximum marks of the test. What approximate percentage of marks did Ravi score in the examination, if he got $34$ marks more than Raman?

Mr. Shiv Kumar started a business, investing Rs. $25000$ in $1996$. In $1997$, he invested an additional amount of Rs. $10000$ and Mr. Rakesh joined him with an amount of Rs. $35000$. In $1998$, Mr. Shiv Kumar invested another additional amount of Rs. $10000$ and Mr. Suresh joined them with an amount of Rs. $35000$. What will be Rakesh's share in the profit of Rs. $150000$ earned at the end of three years from the start of the business in $1996$?

Abhishek started a business investing Rs. $50000$. After one year, he invested another Rs. $30000$ and Sudin also joined him with a capital of Rs. $70000$. If the profit earned in three years from the start of the business was Rs. $87500$, then find the share of Sudin in the profit.

Deepak found that he had made a loss of $10\%$ while selling his smartphone. He also found that had he sold it for Rs. $50$ more, he would have a profit of $5\%$. The initial loss was what percentage of the profit earned, had he sold the smartphone for a $5\%$ profit?

A man buys a music system valued at Rs. $8000$. He pays Rs. $3500$ at once and the rest $18$ months later, on which he is charged simple interest at the rate of $8\%$ per annum. Find the total amount he pays for the music system?

A and B can finish a work in $10$ days while B and C can do it in $18$ days. A started the work, worked for $5$ days and left, then B worked for $10$ days and the remaining work was finished by C in $15$ days. In how many days could C alone have finished the whole work?

The area of a right-angled triangle is two-thirds of the area of a rectangle. The base of the triangle is $80\%$ of the breadth of the rectangle. If the perimeter of the rectangle is $200$ cm, what is the height of the triangle?

A train running between two stations A and B arrive at its destination $10$ minutes late when its speed is $50$ km/h and $50$ minutes late when its speed is $30$ km/h. What is the distance between the station's A and B?