Modular GCD LCM Quiz: Real-Life Math Applications

Reviewed by Editorial Team
The ProProfs editorial team is comprised of experienced subject matter experts. They've collectively created over 10,000 quizzes and lessons, serving over 100 million users. Our team includes in-house content moderators and subject matter experts, as well as a global network of rigorously trained contributors. All adhere to our comprehensive editorial guidelines, ensuring the delivery of high-quality content.
Learn about Our Editorial Process
| By Thames
T
Thames
Community Contributor
Quizzes Created: 7682 | Total Attempts: 9,547,133
| Questions: 20 | Updated: Dec 15, 2025
Please wait...
Question 1 / 20
0 %
0/100
Score 0/100
1) What is 17 % 5?

Explanation

17 = 5×3 + 2 → remainder = 2.

Submit
Please wait...
About This Quiz
Math In Coding Quizzes & Trivia

2)
You may optionally provide this to label your report, leaderboard, or certificate.
2) What is 100 % 8?

Explanation

8×12=96;100−96=4→100%8=4.

Submit
3) 73 % 10 = __

Explanation

10×7=70;73−70=3→73%10=3.

Submit
4) 0 % 9 = 0

Explanation

0=9×0+0→remainder=0.

Submit
5) What is 25 % 25?

Explanation

25=25×1+0→remainder=0.

Submit
6) 1234 % 100 = __

Explanation

100×12=1200;1234−1200=34.

Submit
7) What is 1000 % 256?

Explanation

256×3=768;1000−768=232.

Submit
8) In a circular array of length 6, which index does position 14 map to?

Explanation

14=6×2+2→remainder=2.

Submit
9) For i from 0 to 19, how many values satisfy i % 4 == 0?

Explanation

0,4,8,12,16→5 values.

Submit
10) N % 2 == 0 is a correct test for checking if n is even.

Explanation

Even numbers give remainder 0 when divided by 2.

Submit
11) What is 59 % 7?

Explanation

7×8=56;59−56=3.

Submit
12) To wrap any index i into a valid position for an array of length n, use __ % __.

Explanation

i % n always yields a valid index 0≤r

Submit
13) Day numbers use 0–6. Starting at day 2, move ahead by 15 days. What is the resulting day number?

Explanation

2+15=17;17−14=3→day=3.

Submit
14) For i from 1 to 30, how many values satisfy i % 3 == 0?

Explanation

Multiples of 3 within 1–30 → 10 values.

Submit
15) What is 98765 % 100?

Explanation

100×987=98700;98765−98700=65.

Submit
16) A circular buffer has size 8. If head=5 and advance by 11, new head index?

Explanation

5+11=16;16−16=0→index=0.

Submit
17) For positive m, x % m is always between 0 and m−1 inclusive.

Explanation

By definition 0≤r

Submit
18) What is 77 % 9?

Explanation

9×8=72;77−72=5.

Submit
19) For any integer x with 0 ≤ x < m, x % m = __

Explanation

If x

Submit
20) An array has length 12. What index does 29 wrap to?

Explanation

12×2=24;29−24=5→29%12=5.

Submit
×
Saved
Thank you for your feedback!
View My Results
Cancel
  • All
    All (20)
  • Unanswered
    Unanswered ()
  • Answered
    Answered ()
What is 17 % 5?
What is 100 % 8?
73 % 10 = __
0 % 9 = 0
What is 25 % 25?
1234 % 100 = __
What is 1000 % 256?
In a circular array of length 6, which index does position 14 map to?
For i from 0 to 19, how many values satisfy i % 4 == 0?
N % 2 == 0 is a correct test for checking if n is even.
What is 59 % 7?
To wrap any index i into a valid position for an array of length n,...
Day numbers use 0–6. Starting at day 2, move ahead by 15 days. What...
For i from 1 to 30, how many values satisfy i % 3 == 0?
What is 98765 % 100?
A circular buffer has size 8. If head=5 and advance by 11, new head...
For positive m, x % m is always between 0 and m−1 inclusive.
What is 77 % 9?
For any integer x with 0 ≤ x < m, x % m = __
An array has length 12. What index does 29 wrap to?
Alert!

Advertisement