In this round, participants will have to answer a series of 15 multiple-choice questions that range from probability and finance to general math and logic.

Time limit of the test is 45 minutes, and after 45 minutes the test is forced to be submitted. In order to start the test, please enter the necessary information in the form below, and then press the Next button to enter the test.

Please do keep in mind that the moment you press Next, your 45-minute-timer will begin. Good luck!

Full Name

Date of Birth (DD/MM/YYYY)

Gender

Email

Phone Number

Company/School

Major

Bottle A contains 8 white balls and 12 black balls. Bottle B contains 16 white balls and X black balls. One single ball is taken from each bottle. Provided that the probability that both balls are different color is 0.56, determine X.

4

20

34

24

The histogram below shows the number of days to process insurance claims in a particular month from a random sample of claims. Which of the following statements is TRUE?

Mean > Median

Mean = Median

Mean < Median

Not enough data to determine the relationship

A quick COVID-19 virus test detects positive results 95% of the time when the virus is actually present. This test detects positive results 0.5% of the time when the virus is not actually present. Provided that 1% of the population actually are infected by the COVID-19 virus, calculate the likelihood that a person actually is infected by the virus given that the test detects a positive result.

0.945

0.950

0.324

0.657

For identification purposePlease upload your ID card on both sides

The tour operator has sold all of 21 tickets for a tour bus to DA NANG which has only 20 seats. Each ticket costs 50 and it is not refunded if a tourist does not join the tour. The probability that an individual tourist will not join the tour is 0.02. If a tourist joins the tour and there is no available seat, 100 will be refunded. What is the expected revenue of the tour operator?

## FOLLOW US