No1: Aptitude Questions Website

Online Arithmetic aptitude Test ( HCF and LCM )


Question 1 :

The least number of five digits which is exactly divisible by 12, 15 and 18, is :

a) b)
c) d)
e) f)
Question 2 :

Let N be the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case Then sum of the digits in N is :

a) b)
c) d)
e) f)
Question 3 :

The H.C.F. and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125, then that number is :

a) b)
c) d)
e) f)
Question 4 :

Which of the following has most number of divisors ?

a) b)
c) d)
e) f)
Question 5 :

The H.C.F. of 204, 1190 and 1445 is :

a) b)
c) d)
e) f)
Question 6 :

The product of the L.C.M. and H.C.E of two numbers is 24. The difference of two numbers is 2. Find the numhers

a) b)
c) d)
e) f)
Question 7 :

The H.C.F. and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125, then that number is :

a) b)
c) d)
e) f)
Question 8 :

Which of the following is a pair of co-primes ?

a) b)
c) d)
e) f)
Question 9 :

Three numbers are in the ratio 1:2:3 and their H.C.F. is 12. 1 he numbers are :

a) b)
c) d)
e) f)
Question 10 :

Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two a 1073. The sum of the three numbers is :

a) b)
c) d)
e) f)
Question 11 :

The maximum number of students among them 1001 pens and 910 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils is :

a) b)
c) d)
e) f)
Question 12 :

The H.C.F. of 3666 and 3444 is :

a) b)
c) d)
e) f)
Question 13 :

The least rubber which is a perfect square and is divisible bv each of the numbers Jo, 20 and 24, is :

a) b)
c) d)
e) f)
Question 14 :

Four different electronic devices make a beep after every 30 minutes, 1 hour, 1.5 hour
and 1 hour 45 minutes respectively. All the devices beeped together at 12 noon. They will again beep together at :

a) b)
c) d)
e) f)
Question 15 :

252 can be expressed as a product of primes as ;

a) b)
c) d)
e) f)