[DAY 01]DAILY MATH PRACTICE||FOR ALL COMPETITIVE EXAM||DEB STUDY

Math Question 1

What is the smallest number of 6 digits which is completely divisible by 111?


(A) 111111
(B) 110011
(C) 100011
(D) none of these



Math Question 2
(Railways 2008)

How many 3 digit natural numbers are possible?                             

(A) 999
(B) 990
(C) 890
(D) 900



Math Question 3
(SSC 2007)

The products of two numbers is 1280 and their H.C.F. is 8. The L.C.M. of these numbers is:

(A) 160
(B) 150
(C) 120
(D) 140



Math Question 4
The H.C.F. of 2923 and 3239 is

(A) 79
(B) 61
(C) 73
(D) 37



Math Question 5
(Bank P.O. 2006)


48 / 7.5 * 84.5 / 20 = ? 

(A) 1.527
(B) 2.704
(C) 1.834
(D) 2.914
(E) none of these



Math Question 6
(Bank P.O. 2006)

14 * 18.6 / 12 + 19.3 = ?

(A) 8.32
(B) 33.5
(C) 41
(D)291.9
(E) none of these



Math Question 7
(Bank P.O. 2006)

If 16a + 16b = 48, what is the average of a and b ?

(A) 1.5
(B) 2.5
(C) 3
(D) 5
(E) none of these



Math Question 8
(Bank P.O. 2008)

The average age of a man and his son is 35 years. The ratio of their ages is 5:2. What is son's age?

(A) 50 years
(B) 35 years
(C) 15 years
(D) 20 years



Math Question 9
(Bank P.O. 2008)

What is 280% of 3940 ?

(A) 11032
(B) 10132
(C) 11320
(D) 11230
(E) None of these



Math Question 10
(SSC 2006)

If 3/5 of 60% of a number is 36, then the number is :

(A) 75
(B) 80
(C) 90
(D) 100


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