1. Harold bought a total of 40 items at an online store. He purchased ebooks for $7.50 each and mp3s for $0.90 each. If he spent a total of
$181.20 at the online store, how many ebooks did he purchase and how
many mp3s did he purchase?

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.