Related Mathematics (8) Questions

• 7120 is not divisible by
• 9×8071 is divisible by 11. The value of the missing digit is
• Without actual division, which of the following numbers is exactly divisible by 2, 3 and 5?
• The number 15938* is divisible by 6. The unknown non-zero digit marked as * will be
• If a number is divisible by both 5 and 8, then it must necessarily be divisible by
• Identify which number pairs are relatively prime? 21, 32 II. 30, 36 III. 49, 72
• Which of the following is a pair of twin primes between 50 and 70?
• Which of the following is a pair of coprimes?
• The least prime number with consecutive digits is
• The number of primes between 1 and 100 are