4016: 50 men or 80 women can finish a job in , 50 days. A contractor deploys 40 men and 48 women for this work, but after every duration of 10 days, 5 men and 8 women are removed till the work is completed. The work is completed in:
(a) 45 days
(b) 50 days
(c) 54 days
(d) 62 days
4017: With reference to the cultural history of India, the memorizing of chronicles, dynastic histories and Epictales was the profession of who of the following?
(a) Shramana
(b) Parivraaj
(c) Agrahaarika
(d) Magadha
4018: In the given figure, if QRS is an equilateral triangle and QTS is an isosceles triangle and x = 47°, then the value (in degrees) of y will be
(a) 13
(b) 23
(c) 33
(d) 43
4019: Which one of the following dynasties was ruling over North India at the time of Alexander's invasion ?
(a) Nanda
(b) Maurya
(c) Sunga
(d) Kanva
4020: In a group of six women there are four dancers, four vocal musicians, one actress and three violinists. Girija and Vanaja are among the violinists while Jalaja and Shailaja do not know how to play on the violin. Shailaja and Tanuja are among the dancers. Jalaja, Vanaja, Shailaja and Tanuja are all vocal musicians and two of them are also violinists. If Pooja is an actress who among the following is both a dancer and a violinists ?
(a) Jalaja
(b) Shailaja
(c) Tanuja
(d) Pooja