Question : What is the smallest perfect square number that is divisible by both 10 and 15?
Option 1: 1200
Option 2: 1800
Option 3: 360
Option 4: 900
New: SSC MTS Tier 1 Answer key 2024 out
Don't Miss: Month-wise Current Affairs | Upcoming Government Exams
New: Unlock 10% OFF on PTE Academic. Use Code: 'C360SPL10'
Correct Answer: 900
Solution : Given: The number is divisible by both 10 and 15. Finding the lowest multiple of two or more numbers is done using the LCM method. LCM of 10 and 15 = 30 The prime factors of 30 = 2 × 3 × 5 Make it a perfect square number, 30 × 2 × 3 × 5 = 900 Hence, the correct answer is 900.
Application | Cutoff | Selection Process | Preparation Tips | Eligibility | Exam Pattern | Admit Card
Question : What is the smallest perfect square which is divisible by both 8 and 12?
Option 1: 100
Option 2: 144
Option 3: 121
Option 4: 196
Question : What is the least number of students in a class such that they can make rows of 10,15 and 20 and also the total number of students is a perfect square?
Option 1: 6400
Option 2: 1600
Option 3: 900
Option 4: 1800
Question : Which is the smallest three-digit number which when increased by 5 becomes divisible by both 2 and 3?
Option 1: 102
Option 2: 105
Option 3: 103
Option 4: 108
Question : What is that least perfect square, which is exactly divisible by each of 12, 84 and 24?
Option 1: 2304
Option 2: 7056
Option 3: 11664
Option 4: 1764
Question : What is that least perfect square which is exactly divisible by each of 14, 84, and 28?
Option 1: 7056
Option 2: 3528
Option 3: 1764
Option 4: 441
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile