Educational Technology Flashcards
7 cards from real AMC 12 practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Educational Technology flashcards as text
A timed online practice tool simulates the official AMC 12. What time limit should it use?
Answer: 75 minutes
The AMC 12 allows 75 minutes for its 25 questions.
How many questions should a full-length AMC 12 mock test generator produce?
Answer: 25
The AMC 12 has 25 multiple-choice questions.
What does the Python code print(len(str(2**20))) output?
Answer: 7
2^20 = 1,048,576, which has 7 digits.
A prime-sieve program lists every prime less than 30. How many primes does it find?
Answer: 10
The primes are 2, 3, 5, 7, 11, 13, 17, 19, 23, and 29.
A spreadsheet builds the Fibonacci sequence with F1 = F2 = 1 and each later cell equal to the sum of the previous two. What is F10?
Answer: 55
The sequence runs 1, 1, 2, 3, 5, 8, 13, 21, 34, 55.
A computer algebra system factors x^3 - 8. Which result is correct?
Answer: (x - 2)(x^2 + 2x + 4)
By the difference of cubes, a^3 - b^3 = (a - b)(a^2 + ab + b^2) with b = 2.
A program uses the Euclidean algorithm to compute gcd(84, 126). What does it return?
Answer: 42
126 mod 84 = 42 and 84 mod 42 = 0, so the gcd is 42.
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