1. When the Adjective is Attributive, it regularly agrees in number with the nearest noun; as,—
pater tuus et māter, your father and mother;
eadem alacritās et studium, the same eagerness and zeal.
2. When the Adjective is Predicative, it is regularly Plural; as,—
pāx et concordia sunt pulchrae, peace and concord are glorious.
B. AGREEMENT AS TO GENDER.
1. When the Adjective is Attributive, it regularly agrees in gender with the nearest noun; as,—
rēs operae multae ac labōris, a matter of much effort and labor.
2. When the Adjective is Predicative—
a) If the nouns are of the same gender, the Adjective agrees with them in gender; as,—
pater et fīlius captī sunt, father and son were captured.