The pie  chart , given here shows monthly expenses on various heads and savings of the family of Mr Rao. Study the chart and answer the questions based on it.
The weights of 4 boxes are 30, 40, 50 and 100 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?
Calculate a country's GDP if for the year, consumer spending is $400 million, government spending is $150 million, investment by businesses is $80 million, exports are $35 million and imports are $40 million.
The ASEAN India Film Festival 2018 was held in New Delhi. It was inaugurated by Information and Broadcasting Minister Col. (Retd) Rajyavardhan Singh Rathore.