M

Mahesh Chandra • 6.28K Points
Tutor III Math 

Q. The HCF of two numbers is 15 and their LCM is 225. If one of the numbers is 75, then find the another number.

  • (A) 105
  • (B) 90
  • (C) 60
  • (D) 45
Correct Answer - Option(D)
Explanation by: Mahesh Chandra 
Let the other number = N
Product of LCM and HCF = Product of two numbers
Then, N x 75 = 15 x 225
∴ N = (15 x 225)/75 = 45

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs on Math

Q. The compound interest on a certain sum of money at 5% per annum for 2 years is 246. The simple inter...

Q. x does 1/4 of a job in 6 days. y completes rest of the job in 12 days. Then x and y could complete t...

Q. Ravi and Shyam enter into a partnership and together start a business with contributions of Rs. 1500...

Q. A boat can be rowed 6 km/hr along the current and 4 km/hr against the current. Speed of the current ...

Q. A, B and C contract a work for Rs. 550. Together A and B are supposed to do 7/11 of the work. The sh...

Q. An article was sold at 16% gain. Had it been sold for 200 more, the gain would have been 20%. Then t...

Q. The HCF of 1056, 1584, 2178 is

Q. A tank can be filled with water by two pipes A and B together in 36 minutes. If the pipe B was stopp...

Q. A runner runs 5/4 laps of a 5 lap race. What fractional part of the race remains to be run?

Q. At what rate percent per annum will a sum of money double in 8 years.

Learn All Math MCQs

Download our easy to use, user friendly Android App from Play Store. And learn MCQs with one click.

Image