a group of people participate in some curriculum , 25 of them practice yoga , 18 study cooking , 10 study weaving , 4 of them study cooking only , 5 of them study both the cooking and yoga , 4 of them participate all curriculums . how many people study both cooking and weaving ?
"both cooking and weaving = 18 - ( 4 + 4 + 5 ) = 5 so , the correct answer is e ."
subtract(subtract(subtract(18, 5), 4), 4)