Question Answer : LCM and HCF-ENGLISH

Q.1	$2^{3}, 3^{2}, 4$ And the greatest common divisor of 15 (H.C.F) Find? A. $2^{3}$ B. $3^{2}$ C. 1 D. 360 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.2	What is H.C.F. of $A^{2} B^{4} C^{6}, B^{3} C^{8} A^{4}$ and $A^{8} B^{6} C^{2}$ A. $A^{4} B^{4} C^{4} x$ B. $A^{2} B^{2} C^{2}$ C. $A^{2} B^{3} C^{2}$ D. $A^{2} B^{3} C^{3}$ Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.3	What is the H.C.F. of $(2^{3} \times 3^{2} \times 5^{3} \times 7^{2}), (2^{2} \times 3 \times 5^{2} \times 7), (3^{4} \times 5^{4} \times 2)$ ? A. $(2^{3} \times 3^{4} \times 5^{4} \times 7^{2})$ B. $(2^{3} \times 3^{4} \times 5^{4})$ C. $(2 \times 3 \times 5^{2} \times 7)$ D. $(2 \times 3 \times 5^{2})$ Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.4	what is the L.C.M. of $(2^{3} \times 3 \times 5^{2} \times 7), (2^{4} \times 3^{2} \times 5 \times 7^{2} \times 11), (2 \times 3^{3} \times 5^{4})$ ? A. $(2^{4} \times 3^{3} \times 5^{4})$ B. $(2 \times 3 \times 5 \times 7 \times 11)$ C. $(2^{4} \times 3^{3} \times 5^{4} \times 7^{2} \times 11)$ D. None of these Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.5	H.C.F. of two numbers is 12 and L.C.M. is 600. If one number is 24, then what is the average of both two numbers? A. 214 B. 183 C. 162 D. 106 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.6	Soldiers, that are stood in the equal lines of soilders of 12 , 15 and 18 and that can be arranged in a solid squre .what will be the minimum number of this ? A. 180 B. 450 C. 900 D. 32400 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.7	What is the H.C.F. of 36 and 84? A. 4 B. 6 C. 12 D. 18 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.8	What is the L.C.M. of $\frac{2}{3}, \frac{4}{9}, \frac{5}{6}$ and $\frac{7}{12}$ ? A. $\frac{3}{140}$ B. $\frac{140}{7}$ C. $\frac{140}{3}$ D. $\frac{140}{6}$ Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.9	What is the H.C.F. of 42, 63 and 140? A. 14 B. 9 C. 21 D. 7 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.10	How many times 5 bells will ring if they started rang together and they will ring at the interwel of 5,6,8,12,20 respectively ? A. 29 B. 30 C. 31 D. 120 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.11	Four Bells ring at the interval of 4,6,8 and 14 sec, They gathered around the ring starts at 12 pm, what time they will rang together? A. 12 hrs 2 min 48 sec B. 12 pm to 3 minutes C. 12 pm to 3 minutes 20 seconds D. 12 pm to 3 minutes 44 seconds Answer : Option A Discussion Answer : Option A Error Report!! View Answer Discuss on Question Error In Question
Q.12	LCM of two numbers is 2310. If one is 210 then what is the second number? A. 16170 B. 2100 C. 1470 D. 330 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.13	What is the smallest number of five digits that will completely divided with each number i.e 12,15,18 ? A. 10010 B. 10015 C. 10020 D. 10080 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question

Scroll