Answer: C) 26 Explanation: Here 14×1521= 10 and 32×1428 = 16   In the same way  24×2624= 26.

Answer: D) Charles Macintosh Explanation: Charles Macintosh (29 December 1766 – 25 July 1843) was a Scottish chemist and inventor of waterproof fabrics.He devoted all his spare time to science, particularly chemistry, and before he was twenty resigned his clerkship to take up the manufacture of chemicals. In this he was highly successful, inventing various new processes. His experiments with one of the by-products of tar, naphtha, led to his invention of waterproof fabrics.

Answer: D) 1 Explanation: Here it follows   426-153=2 and  3819-2010 =0   In the same way  399-93=1

Answer: C) 0 Explanation: Here there are combination of two series.  1) 9, 18, 36, 72, 144  2) 8, 6, 4, 2, 0   Therefore, The next number in the given series is 0.

Answer: B) February Explanation: We know that the day repeats after every seven days.  Given that first day of the month is Tuesday i.e    1st - Tuesday 1+7 = 8 - Tuesday 8+7 =15- Tuesday 15+7=22-Tuesday 22+7=29-Tuesday But given that last day of the same month is Monday It is possible only in he month of Febuary with 28 days.

Answer: C) 22 Explanation: Given number of girls are twice that of boys. --> G=2B and G+B = 60  Therefore,  G=40 and B= 20 Given Laxmi ranked 27th from the top and 9 boys are ahead of Laxmi. Therefore, There are 17 girls ahead of Laxmi.  Therefore, Number of girls who ranked after Laxmi = 40 - (17+1) = 22.

Answer: C) Rakesh Explanation: 1. Rakesh 2. Ranga 3. Raju 4. Ravi

Answer: A) 90 Explanation: Let the least value of the prize = Rs. x Then the next value of the prize is x+30 , x+60, x+90, ....x+240. Given total amount of cash prizes = Rs.1890 --> x + (x+30) + (x+60) + (x+90) + ....+ (x+240) = 1890 --> 9x + (30 + 60 + 90 + 120 + 150 + 180 + 210 + 240) = 1890 --> 9x + 30(1 + 2 + 3 + 4....+ 8) = 1890 --> 9x + 30(36) = 1890 --> 9x = 810 --> x=90 Hence the least value of the prize x=90