निम्नलिखित एपी में से प्रत्येक में पदों की संख्या ज्ञात कीजिए: (i) 7, 13, 19,। . . , 205 (ii) `18 ,\ 15 1/

Find the number of terms in each of the following APs : (i) 7, 13, 19, . . . , 205 (ii) 18 ," "15 1/2," "13 ," "dot" "dot" "dot" "," " 47