Thursday, September 10, 2026

These are the 10 questions BrainRank served to the whole world on Thursday, September 10, 2026 — now over, with every answer revealed and explained. Reading time only; the score no longer counts.

1. geography

   Mount Kilimanjaro, the highest mountain in Africa, is located in which country?

   • Kenya
   • Ethiopia
   • Tanzania
   • Uganda

   Answer: Tanzania

   Mount Kilimanjaro is in northeastern Tanzania.

2. history

   The ancient trade route connecting East Asia with the Mediterranean is commonly known as what?

   • The Amber Road
   • The Spice Trail
   • The Silk Road
   • The Salt Route

   Answer: The Silk Road

   The Silk Road was the ancient network of trade routes linking Asia and the Mediterranean.

3. arts

   How many notes are in a major scale spanning one octave, counting the repeated note at the top?

   • 7
   • 8
   • 10
   • 12

   Answer: 8

   A major scale spans an octave with eight notes when the repeated tonic at the top is counted.

4. arts

   In music notation, how many lines make up a standard musical staff?

   • 4
   • 5
   • 6
   • 7

   Answer: 5

   A standard musical staff consists of five lines.

5. history

   The Bronze Age is named after the widespread use of bronze, an alloy primarily of copper and what?

   • Iron
   • Tin
   • Gold
   • Silver

   Answer: Tin

   Bronze is an alloy made chiefly of copper and tin.

6. nature

   Which is the tallest living animal?

   • Elephant
   • Giraffe
   • Ostrich
   • Camel

   Answer: Giraffe

   The giraffe is the tallest living animal.

7. language

   Which of these is spelled correctly?

   • Neccessary
   • Necesary
   • Neccesary
   • Necessary

   Answer: Necessary

   The correct spelling is 'necessary' (one c, two s).

8. geography

   The Danube River flows into which sea?

   • Black Sea
   • Baltic Sea
   • North Sea
   • Caspian Sea

   Answer: Black Sea

   The Danube empties into the Black Sea via its delta in Romania.

9. nature

   Frogs belong to which group of animals?

   • Amphibians
   • Reptiles
   • Mammals
   • Fish

   Answer: Amphibians

   Frogs are amphibians.

10. everyday-science

    How many teeth does a full set of adult human teeth normally include?

    • 20
    • 32
    • 28
    • 40

    Answer: 32

    A complete adult dentition has 32 teeth, including wisdom teeth.