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Question Related to NTSE class X 7 Oct 2012

Question Related to   NTSE  class X Good questions for all aspirants  preparing for  NTSE .  Lets do them :  Questions 1 to 4   Questions 5 to 8 Question 9 :  The number of prime numbers less than 100 is ...... (a) 23 (b) 24 (c) 25 (d) 31   Ans 9   (c) 25 Question 10 :  The largest missing digit in the number 3_8943 to make it divisible by 9 is ..... (a) 0 (b) 3 (c) 6 (d) 9   Ans 10  (d) 9 Question 11 :  If x : y = 2 : 3 then value of 3x + 2y : 9x + 5y is (a)    4 : 11   (b)  5 : 14   (c) 11 : 4  (d) 4 : 7   Ans 11  (a) 4 : 11 Previous Questions : Questions 1 to 4   Questions 5 to 8

Question Related to NTSE class X 5 Oct 2012

Question Related to NTSE class X Good questions for all aspirants preparing for NTSE .  Lets do them :  Questions 1 to 4   Question 5 : If the CP of 12 mobiles is equal to the SP of 16 mobiles.Find the loss percent (a) 30 percent (b) 25 percent (c) 20 percent (d) 15 percent   CP = cost price ;  SP = selling price Ans 5  (b) 25 percent Question 6 : The smallest digit in the number 2_35600 to make it divisible by 3 is (a) 3 (b) 2 (c) 0 (d) 5   Ans 6  (b) 2 Question 7 : The only pair of consecutive prime numbers is _____ . Ans 7 2 and 3 Question 8 : The year 1936 was a perfect square. Find the next such year   Ans 7  (a) 2036 (b) 2025 (c) 2016 (d) 2000   Ans 8   (b) 2025

Question Related to NTSE class X

Good questions for all aspirants preparing for NTSE.  Lets do them :  Question 1 : If a & b are two numbers i.e. a = 6b,                      then b is less than a by (a) 60 percent (b) 75 percent (c) (250/3) percent (d) 50 percent   Ans 1  (c) (250/3) percent Question 2 : If a is 50% of b, then what percent of a is b ? (a) 50 percent (b) 75 percent (c) 100 percent (d) 200 percent   Ans 2  (d) 200 percent Question 3 : If 20% of a is same as  10% of b , then a : b is ? (a) 2 : 1 (b) 1 : 2 (c) 1 : 3 (d) 1 : 5   Ans 3  (b) 1 : 2 Question 4 : If 2X : 3Y : 4Z, then X : Y : Z :: _ _ _ _ _ _   (a) 4 : 3 : 2 (b) 6 : 4 : 3 (c) 6 : 3 : 4 (d) 3 : 4 : 2   Ans 4  (b) 6 : 4 : 3