Disha Expert Team Solutions for Chapter: SSC Multitasking Solved Paper 2016, Exercise 2: NUMERICAL APTITUDE

The price of a bicycle is marked by a trader at $₹ 1000$. He sold the bicycle allowing successive discounts of $20\%$, $10\%$ and $5\%$. Thus, the trader gains $14\%$, then the cost price of bicycle (in $₹$) is

The price of electricity has been increased by $25\%$. If a person wants to keep the expenditure the same, then the percentage reduction in use of electricity should be:

A dealer marks his goods $20\%$ above cost price. He then allows some discount on it and makes a profit of $8\%$. The rate of discount is:

The radius of a sphere is doubled. The percentage of increase in its surface area is?

The ratio of the areas of two squares one having double its diagonal than the other is?

A man travels $600 km$ by train at$80 km/h$, $600 km$ by ship at $30$ $km/h$, $500$$km$ by aeroplane at $400$ $km/h$ and $300$ $km$ by car at $60$ $km/h$. What is the average speed (in $km/h$) for the entire distance?

A man retired from his service at the age of $60$. He served for $\frac{3}{5}\mathrm{th}$ years of his retirement age. He joined his job at the age of:

A man purchased $120$ reams of paper at $₹80$ per ream. He spent $₹280$ on transportation, paid octroi at the rate of $40$ paise per ream and paid $₹72$ to a porter. In order to gain $8\%$, he must sell each ream of paper for: