Week 5 Summative Test - Math10

Which of the following is a harmonic sequence?

• 2, 4, 6, 8...

• 1, 1/2, 1/3, 1/4...

• 2, 4, 8, 16...

• 0, 1, 1, 2, 3...

What is the general form of a harmonic sequence?

• Each term is the sum of the two preceding terms

• Each term is a square of an integer

• The reciprocals of the terms form an arithmetic sequence

• The terms form a geometric sequence

What is the harmonic mean of 3 and 6?

• 4.5

• 4

• 3

• 5

What is the 10th term in the Fibonacci sequence?

• 34

• 55

• 89

• 144

Which of the following sequences is NOT a Fibonacci sequence?

• 0, 1, 1, 2, 3, 5, 8

• 1, 1, 2, 3, 5, 8, 13

• 1, 2, 4, 8, 16, 32

• 3, 5, 8, 13, 21

What do you call the sequence formed when each term is the average of the reciprocals of two numbers?

• Arithmetic

• Harmonic

• Fibonacci

• Geometric

Which of the following is NOT a property of the Fibonacci sequence?

• It starts with 0 and 1

• Each term is the product of the two previous terms

• The ratio of consecutive terms approaches the golden ratio

• It appears in nature and biological patterns

What was Fibonacci's real name?

• Leonardo Pisano

• The Big Fibber

• Leo Pisa

• Leonardo Fibo

What were some of Fibonacci's mathematical contributions?

• The Fibonacci Sequence

• The Golden Ratio

• Arabic Numerals

• All of the Above

What animal was Fibonacci studying when he discovered this number sequence?

• Cows

• Chickens

• Rabbits

• Dogs