Select a figure from amongst the Answer Figures which will continue the same series as established by the five Problem F…

What percentage of numbers from 1 to 70 have 1 or 9 in the unit's digit? 

Foundations for buildings on sandy soils must have a depth of at least 

The profit derived from a project or business enterprise without consideration of obligations to financial contributors …

A shopkeeper cheats to the extent of 10% while buying and selling, by using false weights. His total gain is. 

The type of bond provided in brick masonry for carrying heavy loads is 

Under ordinary simple interest, how many days in one year? 

The direct cost of a project with respect to normal time is