Question
21, 44, 78, 121, 179,
246 The following numbers form a series. Find the odd one out.ÂSolution
ATQ, 21 + 23 = 44 44 + 34 = 78 78 + 45 = 123 123 + 56 = 179 179 + 67 = 246 Therefore, 123 should be in place of 121.
The HCF of 5453 and 6409 is 221, their LCM is:
The LCM of two numbers is 1991 and their HCF is 23. If one of the numbers is 181, the other number is
The least common multiple (LCM) of two numbers is 510, and their highest common factor (HCF) is 17. Additionally, the sum of these two numbers is 187. F...
Three numbers a, b and c are co-prime to each other such that ab = 221 and bc = 247. Find the value of (a + b + c).
Find the HCF of two numbers if LCM and product of those two numbers are 45 and 630 respectively.
LCM of two numbers is 64 times of their HCF. Sum of the HCF and LCM is 975. If the first number is 960. Find the other number?
The least number which when divided by 3, 9, 27 and 81 leave remainder 2, 8, 26 and 80 respectively is?Â
Let N be the greatest number that will divide 92, 114, 136 leaving the same remainder in each case. Then sum of the digits in N is:
Find the smallest multiple of 10 that, when divided by 4, 6, and 9, leaves a remainder of 4 in each case.
- The least common multiple (LCM) of two numbers is 144, and the numbers are in the ratio 4:6. Find their sum.
Relevant for Exams:
