Kerala PSC Maths Questions and Answers 21

This page contains Kerala PSC Maths Questions and Answers 21 for psc exam preparations in Malayalam and English.

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401. Which is next number in the series : 2, 11, 28, 53

Answer: 86

402. 3 മീറ്റർ തുണിയുടെ വില 425.10 ആയാൽ 5 മീറ്റർ തുണിയുടെ വില എത്രയാണ്

Answer: 708.5

403. Australian open tennis 2011 women’s champion Kim Clijesters belongs to

Answer: Belgium

404. 824/68 ന്‍റെ ഏറ്റവും ചെറിയ രൂപം ഏത് ?

Answer: 412/34

405. Two statements are given followed by two conclusions I and II. You have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which one of the given conclusions is definitely drawn from the given statements. Statement : All virtuous persons are happy. No unhappy person is virtuous. Conclusions : I. Happiness is related to virtue II. Unhappy person is not virtuous.

Answer: Both I and II follow

406. The average of three numbers is 20.If the sum of the first two numbers is 42,the third number is:

Answer: 18

407. What is the simple interest on Rs.8000 at 8% per annum?

Answer: 640

408. .df+fg/jf-da=--------------

Answer: 1

409. In a stream that is running at 2 km/h, a man goes 10 km upstream and comes back to the starting point in 55 minutes. Find the speed of the man in still water.

Answer: 22 km/h

410. A student’s mark was wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half 1/2. What is the number of students in the class?

Answer: 40

411. A boat goes 30 km upstream and 44 km downstream in 10 hrs. In 13 hrs, it can go 40 km upstream and 55 km downstream. The speed of the boat in still water is

Answer: 8 km/h

412. The sum of ages of Sita and Reena is 32.Age of Reena is 3 times the age of Sita.Age of Reena is:

Answer: D=24

413. Insane means

Answer: mad

414. The Chief Minister _____ the Governor yesterday

Answer: called on

415. Raju is sorry _____ what he has done

Answer: for

416. If 2A = 3B=4C, then A:B:C is?

Answer: 6:4:3

417. Mean proportional of 18 and 2 is

Answer: 6

418. 4, 9, 13, 22,35, ----

Answer: 57

419. 2012 January 1st is Sunday, then which day is the Indian Independence day of the same year.

Answer: Wednesday 30+ 29+ 31 + 30 + 31 + 30 + 31 + 15 = 227/7 = reminder = 3 So Independence day is Wednesday

420. 200 രൂപ വിലയുള്ള ഒരു വാച്ച് 250 രൂപക്ക് വിറ്റപ്പോൾ ലാഭ ശതമാനം ?

Answer: 25%

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