Maths Olympiad Prep

Track / Stage 4 / 30 of 340 #290 of 1964

Problem 290

AMC 12 late, AIME early
Algebra Difficulty 4.5 Find the answer

What is the value of 201×77×102201 \times 7-7 \times 102 ?
A 142800
B 793
C 693
D 607
E 0

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Official solution

None

Source: NuminaMath-1.5, licensed Apache-2.0. Statement reproduced verbatim; metadata (topic, difficulty, ordering) added by this project.