Bocconi Online Test Practice

You can see the graph of the function f(x) above. How many real solutions satisfies the equation |f(x)|=10?

If point (1,0) is the vertex of a parabola with equation y = ax2 + bx + c which passes through point (0,1), then the parabola passes also through point:

During a target-shooting competition, Antonio hit 51 targets out of 60. Which percentage of targets did he hit?

Read the passage below and use the information to answer the next question

World Wide, the technical potential to increase energy efficiency is considerable; in the next two or three decades, saving between 10 and 30% could be done at a negative cost - i.e. with an economical benefit of the investors all around the world (including areas where Italian companies do operate) – simply by intervening on energy conservation and handling the demand.

By “negative cost” they mean:

A given population decreases by 20% every year. What is the approximate percentage left after 5 years?

Reply to the next question referring also to the table below

Number of cars sold in Italy (2019) in thousands

Italian marques outdid French marques for how many car types sold in Italy in 2019?