Concentrate, practise, practiseand practise. Try to learn speed techniques. YOu may look to certain books/materials on mental abilities. Nagaraja K Teacher
Increasing verbal ability requires READING on a daily basis. Also one can play with WORDS, while solving "Spellathon, Crosswords, Completing Sentences, etc." All these are avalilable in Newspapers such as Times of India & Readers Digest. Its better to have some friends with you while solving these games. So have fun while learning.
Verbal ability can be improved very fast by following some methods which are unventional and unorthodox 1. root words 2. affixes a. prefixes b. suffixes 3. topic wise words 4. etymology by following the above methods the vocabulary can be improved
Practice of dialy solve the some maths problems