DELHI POLICE CONSTABLE QUANT (LCM AND HCF) QUIZ-3

Question 1:

Find the LCM of 24, 96 and 36.

576

216

288

144

Question 2:

Three number are in the ratio

1 : 2 : 3

and their H.C.F. is 12 Find the number.

1 : 2 : 3

के अनुपात में संख्याएँ हैं तथा उनके म. स. 12 है। संख्या ज्ञात करें ?

12, 24, 48

12, 24, 48

12, 36, 72

12, 36, 72

12, 24, 36

12, 24, 36

24, 48, 96

24, 48, 96

Question 3:

Find the HCF of 26, 52 and 156.

26

13

4

2

Question 4:

The HCF and LCM of two numbers are 24 and 240 respectively, if first number is 48 then find the second number.

150

120

100

140

Question 5:

The LCM of 112,72 and 90 is :

5040

3780

2520

7560

Question 6:

What is the least number of square tiles required to pave the ceiling of a room $15 m 17 cm$ long and $9 m 2 cm$ broad?

656

902

738

814

Question 7:

If the sum of two numbers is 48 and their HCF and LCM are 4 and 64 respectively.Then sum of the reciprocals of the two numbers will be?

\frac{3}{16}

\frac{3}{16}

\frac{3}{19}

\frac{3}{19}

\frac{4}{7}

\frac{4}{7}

\frac{3}{11}

\frac{3}{11}

Question 8:

Product of two co-prime numbers is 117 then their

L . C . M

. is:

117

9

13

39

Question 9:

The ratio of two numbers is $6 : 18$ and their HCF is 81 then find LCM

दो संख्याओं का अनुपात $6 : 18$ है और उनका म.स. 81$ है तो ल.स. ज्ञात कीजिए

162

450

486

586

Question 10:

What is the LCM of 28,35 and 77 ?

770

1540

850

220