In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
At somebody's expense
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Calculate the frequency (in Hz) of a sound wave of wavelength 5 m travelling with a speed of 360 m/s.
The 2016 Olympics was held in which city?
India recently signed land boundary agreement with which country?
How many ‘Pradhan Mantri LPG Panchayat’ would be organised across the country in next one and half year under the ‘Pradhan Mantri LPG Panchayat Yojna?’
There are total _________ parliamentary seats (Rajya Sabha constituency) in Maharashtra.
The source of energy in an ecosystem is
A worksheet range is a