Modular Arithmetic: Worksheet 6 - Intermediate-Advanced Practice Modular Arithmetic INTERMEDIATE ADVANCED

Ready to master Modular Arithmetic? This timed practice ⚡ worksheet (6/10) presents 20 intermediate-advanced-level challenges. Focus area: speed building. Learn to solve modular arithmetic tricks, handle modular arithmetic shortcut methods, and perfect modular arithmetic bank exam questions with our step-by-step solutions.

📝 Worksheet 6 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Intermediate Advanced level

What you'll learn in this worksheet:
Your progress through Modular Arithmetic
Worksheet 6 of 10 (55% complete)

Question 1

If letters are coded as (position mod 9), 'HELLO' becomes?
Modular coding: H=8%9=8, E=5%9=5, L=12%9=3, L=12%9=3, O=15%9=6 → concatenated = 85336

Question 2

If letters are coded as (position mod 5), 'PYTHON' becomes?
Modular coding: P=16%5=1, Y=25%5=0, T=20%5=0, H=8%5=3, O=15%5=0, N=14%5=4 → concatenated = 100304

Question 3

If letters are coded as (position mod 10), 'CODING' becomes?
Modular coding: C=3%10=3, O=15%10=5, D=4%10=4, I=9%10=9, N=14%10=4, G=7%10=7 → concatenated = 354947

Question 4

If letters are coded as (position mod 5), 'HELLO' becomes?
Modular coding: H=8%5=3, E=5%5=0, L=12%5=2, L=12%5=2, O=15%5=0 → concatenated = 30220

Question 5

If letters are coded as (position mod 10), 'WORLD' becomes?
Modular coding: W=23%10=3, O=15%10=5, R=18%10=8, L=12%10=2, D=4%10=4 → concatenated = 35824

Question 6

If letters are coded as (position mod 9), 'HELLO' becomes?
Modular coding: H=8%9=8, E=5%9=5, L=12%9=3, L=12%9=3, O=15%9=6 → concatenated = 85336

Question 7

If letters are coded as (position mod 9), 'HELLO' becomes?
Modular coding: H=8%9=8, E=5%9=5, L=12%9=3, L=12%9=3, O=15%9=6 → concatenated = 85336

Question 8

If letters are coded as (position mod 5), 'LETTER' becomes?
Modular coding: L=12%5=2, E=5%5=0, T=20%5=0, T=20%5=0, E=5%5=0, R=18%5=3 → concatenated = 200003

Question 9

If letters are coded as (position mod 7), 'HELLO' becomes?
Modular coding: H=8%7=1, E=5%7=5, L=12%7=5, L=12%7=5, O=15%7=1 → concatenated = 15551

Question 10

If letters are coded as (position mod 5), 'NUMBER' becomes?
Modular coding: N=14%5=4, U=21%5=1, M=13%5=3, B=2%5=2, E=5%5=0, R=18%5=3 → concatenated = 413203

Question 11

If letters are coded as (position mod 10), 'CODING' becomes?
Modular coding: C=3%10=3, O=15%10=5, D=4%10=4, I=9%10=9, N=14%10=4, G=7%10=7 → concatenated = 354947

Question 12

If letters are coded as (position mod 10), 'ALPHABET' becomes?
Modular coding: A=1%10=1, L=12%10=2, P=16%10=6, H=8%10=8, A=1%10=1, B=2%10=2, E=5%10=5, T=20%10=0 → concatenated = 12681250

Question 13

If letters are coded as (position mod 9), 'WORLD' becomes?
Modular coding: W=23%9=5, O=15%9=6, R=18%9=0, L=12%9=3, D=4%9=4 → concatenated = 56034

Question 14

If letters are coded as (position mod 8), 'ALPHABET' becomes?
Modular coding: A=1%8=1, L=12%8=4, P=16%8=0, H=8%8=0, A=1%8=1, B=2%8=2, E=5%8=5, T=20%8=4 → concatenated = 14001254

Question 15

If letters are coded as (position mod 9), 'WORLD' becomes?
Modular coding: W=23%9=5, O=15%9=6, R=18%9=0, L=12%9=3, D=4%9=4 → concatenated = 56034

Question 16

If letters are coded as (position mod 10), 'LETTER' becomes?
Modular coding: L=12%10=2, E=5%10=5, T=20%10=0, T=20%10=0, E=5%10=5, R=18%10=8 → concatenated = 250058

Question 17

If letters are coded as (position mod 7), 'CODING' becomes?
Modular coding: C=3%7=3, O=15%7=1, D=4%7=4, I=9%7=2, N=14%7=0, G=7%7=0 → concatenated = 314200

Question 18

If letters are coded as (position mod 5), 'CODING' becomes?
Modular coding: C=3%5=3, O=15%5=0, D=4%5=4, I=9%5=4, N=14%5=4, G=7%5=2 → concatenated = 304442

Question 19

If letters are coded as (position mod 9), 'ALPHABET' becomes?
Modular coding: A=1%9=1, L=12%9=3, P=16%9=7, H=8%9=8, A=1%9=1, B=2%9=2, E=5%9=5, T=20%9=2 → concatenated = 13781252

Question 20

If letters are coded as (position mod 10), 'PYTHON' becomes?
Modular coding: P=16%10=6, Y=25%10=5, T=20%10=0, H=8%10=8, O=15%10=5, N=14%10=4 → concatenated = 650854
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