Which two digits and signs can be interchanged so as to

Which country was the world’s largest recipient in the ‘World Bank’s Remittance Prices Worldwide Database’?

Consider the following statements: 

1. The Election Commission of India (ECI) was established under Article 324 of the Indian constitution. 

Which one of the following gases is used in manufacturing of polythene?

When do we observe “Global Parents Day” every year?

How many decades of service has Ruchira Kamboj completed before her retirement?

Direct sales of share to selected few in case of unlisted company is called Private Placement 

Where in India is the corporate headquarter of State Bank of India located?

What is the financial allocation for the 'Incentives to DISCOMs' under the PM-Surya Ghar: Muft Bijli Yojana?

Which Articles of the Constitution of India would require amendments for the implementation of the 'One Nation, One Election' plan?

Which IVC site was a trading post of Harappan times and seems to be connected with lapis lazuli mines located in the North?