The 21 toughest interview questions you'll have to answer if you want to work at Yahoo

If you want to work at Yahoo, you might have to answer some tricky questions first.

Using Glassdoor’s information about Yahoo, we’ve compiled some of the most difficult questions that people say they have been asked while interviewing for the company.

No matter if you’re looking for a customer service job or a more technical position, Yahoo’s interview questions will give you a run for your money.

'For mobile, which new application would you suggest Yahoo to develop? Why do you think Yahoo should develop it?' - Associate Product Manager candidate

'Given a string that contains a sentence, reverse each individual word in the sentence. For example, 'Hello to this world' becomes 'olleH ot siht dlrow'.' - Software Engineer Intern candidate

'How would you distribute 1000 potatoes in 10 baskets?' - Software engineer candidate

Belarussian soldiers of the Ministry of Internal Affairs load a truck as they gather potatoes in a field belonging to a collective farm near the village of Granichi, some 70 km (43 miles) west of Minsk, September 14, 2010. The Belarussian army often assists understaffed collective and state farms bringing in their harvest and receives payment in kind, to stock up its food supplies.

'What is a company that is marketed poorly, and how would you market it differently? ' - Associate Product Marketing Manager candidate

'You're wearing a nametag. Tell me what you think about it.' - Associate Product Manager candidate

'How will Google self-drive car change the public transit system if they are made available for general audience.' - Product Manager candidate

Google Executive Chairman Eric Schmidt, Google CEO Larry Page and Google Co-Founder Sergey Brin pose in a Google self-driving car in Jan. 2011.

'Who are key stakeholders for Yahoo paid search? How would you balance their interests as a product manager?' - Product Manager candidate

Yahoo CEO Marissa Mayer smiles before the session 'In Tech We Trust' in the Swiss mountain resort of Davos January 22, 2015. More than 1,500 business leaders and 40 heads of state or government attend the Jan. 21-24 meeting of the World Economic Forum (WEF) to network and discuss big themes, from the price of oil to the future of the Internet. This year they are meeting in the midst of upheaval, with security forces on heightened alert after attacks in Paris, the European Central Bank considering a radical government bond-buying programme and the safe-haven Swiss franc rocketing.

'How would you monetise YouTube?' - Product Manager candidate

A visitor is seen at the You Tube stand during the annual MIPCOM television programme market in Cannes, southeastern France, October 3, 2011.

'There are n gas stations positioned along a circular road. Each has a limited supply of gas. You can only drive clockwise around the road. You start with zero gas. Knowing how much gas you need to get from each gas station to the next and how much gas you can get at each station, design an algorithm to find the gas station you need to start at to get all the way around the circle.' - Technical Architect candidate

Gas is pumped into a car at the Eastcoast filling station Thursday, Dec. 18, 2014, in Pennsauken N.J.

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