A shipping clerk has 5 boxes of different weights but each less than 100 kg. The clerk weighs the boxes in pairs. The weights obtained are 110, 112, 113,114,115,116,117,118,120 ...
In a group of 100 students, each student has to opt for one or more of the three subjects among P,C and M. The number of students opting for M is more than the number opted for ...
Purana and Naya are two brands of kitchen mixer-grinders available in the local market. Purana is an old brand that was introduced in 1990, while Naya was introduced in 1997. Fo...