Syntel Written Test 2011

Posted on :14-01-2016

Q1. A person starts with the speed of u/1 kmph and returns with the speed of u/2 kmph, what is his average speed.

Q2. A cistern will be filled in 9 hrs, but becoz of an outlet it is filled in 10 hrs, if the cistern is filled, then how much time the outlet takes to empty the cistern.

Q3. In a right angled triangle ABC angle B = 90, BM is the median to AC , then AB2 + BC2 (in terms of BM)

Q4. Three circles with same radius r are drawn with centres as three vertices of a triangle. What is the sum of areas of the intersections of these circles with the triangle.

Q5.  X men work for X days to produce X products, then Y men can produce Y products in ---- days.

Q6. The compound interest for first and second years is 200 and 220 on a certain amount. Find the sum.

Q7. Marked price of a commodity is 35% above the cost price. If he gives a discount of 15%, how much he gains on the deal.

Q8.  5 mangoes + 4 oranges = 7 mangoes + 1 orange. Find the ratio of mango to orange.

Q9. Food is sufficient for 100 men for 60 days. For how many days the food is sufficient for 500men?

Q10. If 8 men 8 hrs per day works for 8 days get 45/- then how many men required if the work is 5 hrs per day for 10  days they get 60/-?

Q11. A person sold an item at a profit of 12% .If he sold it at a loss of 12% then he would get Rs.6/- less. What is the cost price?

Q12. (1 1/2 / ((3/4-2/5 )/(2/3+4/5))) * ((2 3/4/((4/3-2/5 )/(5/3+6/5))) (Numbers different)

Q13. Avg age of X number of adults in a class is 30 yrs. If 12 new adults with avg age of 32 joined with them then the avg age increases by one. Find X?

Q14. A sphere of radius 2 cms is dropped into a cylinder of radius 4 cms containing water up to certain level. The raise in the water level is (not sure)

Q15. Find the average of reciprocals of x and y :

Q16. In a school there are 1000 students in the year 1999. The number of students increased  by 20% in the year 2000. And it is increased by 15% in the year 2001. But it is decreased by 18% in 2002. Then what is the strength in 2002.(numbers may diff

Q17. Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins. If all of them work together, find the time taken to fill the tank

(a) 17 1/7 mins

(b) 20 mins

(c) 8 mins

(d) none of these

ANS: a

Q18. Thirty men take 20 days to complete a job working 9 hours a day. How many hour a day should 40 men work to complete the job?

(a) 8 hrs

(b) 7 1/2 hrs

(c) 7 hrs

(d) 9 hrs

ANS: b

Q19.  Find the smallest number in a GP whose sum is 38 and product 1728

(a) 12

(b) 20

(c) 8

(d) none of these

ANS:  c

Q20. A goat is tied to one corner of a square plot of side 12 m by a rope 7 m long. Find the area it can graze?

(a) 38.5 sq.m

(b) 155 sq.m

(c) 144 sq.m

(d) 19.25 sq.m

ANS: a

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