Number Properties Puzzle – Challenge 16
Enjoy exercising your brain? Looking for great math puzzles? If so, then you are in the right place.
Challenge:
What digit appears in the units place in the number obtained when \(2^{136}\) is multiplied out?
A- 0
B- 2
C- 4
D- 6
E- 8
The Absolute Best Book to Challenge Your Smart Student!
Original price was: $16.99.$11.99Current price is: $11.99.
Satisfied 123 Students
The correct answer is D.
Try to find the pattern:
\(2^1 = 2, 2^2 = 4, 2^3 = 8, 2^4 = 16, 2^5 = 32, 2^6 = 64\),
The pattern repeats every 4 numbers. Therefore, when \(2^{136}\) is multiplied out, the unit digit is 6. Why?The Absolute Best Books to Ace Algebra
Original price was: $29.99.$19.99Current price is: $19.99.Original price was: $29.99.$14.99Current price is: $14.99.Original price was: $29.99.$14.99Current price is: $14.99.Satisfied 1 StudentsOriginal price was: $24.99.$14.99Current price is: $14.99.Satisfied 92 StudentsOriginal price was: $24.99.$15.99Current price is: $15.99.Satisfied 125 Students
Related to This Article
More math articles
- TASC Testing Accommodation and Support for Disabilities
- Best SAT Math Prep Books
- Number Properties Puzzle – Challenge 19
- Overview of the ALEKS Mathematics Test
- 6th Grade MCAS Math Worksheets: FREE & Printable
- 6th Grade FSA Math FREE Sample Practice Questions
- How to Pass the FTCE Math Test?
- Top 10 SSAT Middle-Level Math Practice Questions
- How to Find the Reciprocal Trigonometric Functions?
- Embarking on an Adventure: How to Solve Word Problems Involving Percents of Numbers and Percent Equations
What people say about "Number Properties Puzzle – Challenge 16 - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.