Kerala PSC Maths Questions and Answers 15

This page contains Kerala PSC Maths Questions and Answers 15 for psc exam preparations in Malayalam and English.

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281. (1000)9 ÷ 10^24

Answer: 1000

282. Which of the followlng is equal to 115x15?

Answer: 110x15+5x15

283. അഞ്ചു പേര്‍ നടക്കുകയാണ്. അതില്‍ ആരതിയ്ക്കു മുന്നിലായി ദീപയും, ബീനയ്ക്കു പിന്നിലായി ജോതിയും ആരതിയ്ക്കും ബീനയ്ക്കും നടുവിലായി സീനയും നടക്കുന്നു എങ്കില്‍ ഏറ്റവും മദ്ധ്യത്തിലായി നടക്കുന്നതാര് ?

Answer: സീന

284. Thomas cup is associated with

Answer: Badminton

285. Which is the next in the series? 3,13,31,57,-----

Answer: 91

286. Average height of 10 students in a class is 150 cm. A boy of height 160 cm left the class and a boy of height 148 cm is admitted. Then what is the average height of the students in the class now?

Answer: 148.8

287. In a class of 30 children 40% are girls. How many more girls coming to this class would make them 50%?

Answer: 6

288. The HCF of 3, 7, 5, 11 is :

Answer: 5

289. A man who can swim 48 m/minute in still water. He swims 200 m against the current and 200 m with the current. If the difference between those two times is 10 minutes, what is the speed of the current?

Answer: 32 m/min

290. A can do a piece of work in 6 days and B can do in 4 days.How long will they take if both work together?

Answer: B=2 2/5

291. 20,18,22,20,24,22,26 _____

Answer: 24

292. 2( 17_9) + 4_2=___________

Answer: 18

293. . How many words can be formed from „INDEPENDENCE‟ without changing the order of letters and using each letter only once ?

Answer: 5

294. Who is the author of the book, „The Quest For A World Without Hunger‟ ?

Answer: Dr. M.S. Swaminathan

295. Who is the new Chairman of National Scheduled Tribes Commission ?

Answer: Nandakumar Sai

296. . (450%of 250)/375 = ?

Answer: 3

297. Find the missing number in the series 5, 10, 17, ___, 37, 50, 65

Answer: 26

298. Find the odd-man out :

Answer: Python

299. Find the odd one out of the series? 6 7 9 13 26 37 69

Answer: 26

300. If 15 men do a job in 16 days, in how many days will 12 men do the same?

Answer: 20

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