• 📢 2024 results - 20% Students got invitation from top 10 selective schools.
  • 📢 2024 results - 69% Success Rate.
  • ✍️ Prepare with online topic-wise tests.
  • 📢 The 2025 New South Wales (NSW) Selective High School Placement Test will take place from Friday, May 2 to Sunday, May 4
  • 📢 New Free Online Batch Starting from 10th March 2025, 7Pm to 8:30Pm

Two numbers are in the ratio 3 : 4 and their LCM is 180. The first number is

(1) 15 (2) 60 (3) 36 (4) 45

Solution:

If the numbers be 3x and 4x, then their LCM = 12x

=12x= 180⇒x=225/15=15

=First number = 3x = 45

⇒Then the option is (4) 45

Leave a Comment

Your email address will not be published. Required fields are marked *