Of the total houses on the market, 75 are brick, 95 have a garden, and 110 have a porch. If all the houses have at least

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Of the total houses on the market, 75 are brick, 95 have a garden, and 110 have a porch. If all the houses have at least one of these traits, 50 of the houses have only one of these traits, and 60 of the houses have all three traits, then how may total houses are there on the market ?

A. 110
B. 135
C. 195
D. 280
E. 390


OA B

Source: Princeton Review