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Juan Set 1 Paper 1 · Q2

Paper 1Number & counting

Let aa, bb, and cc be distinct digits such that

a⋅b<45<b⋅c<50<a⋅c.a\cdot b<45<b\cdot c<50<a\cdot c.

What is a+b+ca+b+c?

A17
B18
C19
D20
E21

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