Quantitative Aptitude
A shopkeeper mixed two kinds of rice in the ratio 1 : 5. Type 1 rice costs ₹65 per kg and type 2 rice costs ₹95 per kg. He sold the mixed rice at ₹99 per kg. Find his gain percentage.
A shopkeeper bought a computer for ₹42,000 and a printer for ₹3,000. If he sold both the items together for ₹51,750, then his profit percentage is:
15%
\(17\tfrac{2}{9}\%\)
\(16\tfrac{1}{14}\%\)
\(23\tfrac{3}{14}\%\)
The value of \(4\tfrac{1}{3} + \left[ 7\tfrac{2}{3} - \tfrac{4}{3} \left( \tfrac{25}{3} - \tfrac{1}{6} - \tfrac{2}{3} \right) \right]\) is:
A radius of a circular park is 23 m. It has inside all around it, a 4 m wide path. Find the cost of paving the path at the rate ₹500/m2.\(\text{(Take }\pi = \tfrac{22}{7}\text{)}\)
Kanika took a loan of ₹10,000 for 2 years on compound interest at the rate of 5% per annum, interest being compounded annually. How much money would she have saved if she had taken the loan on simple interest?