Vocabulary consisting only from characters you are able to read
石
こく
(1)measure of volume (approx. 180.39 liters, 6.37 cub. ft.)/ (2)measure of a Japanese-style boat's loading capacity (approx. 278.26 liters)/(P) leda1
分の
ぶんの
denominator bun no numerator (in writing common fractions), X Yth's (Y bun no X)jlpt3, math