Question
Answer the questions based on the information given
below. There are seven persons P, Q, R, S, A, B and C in a family of three generations. There are only two married couples in the family. A is the sister-in-law of S. P is the father of C. C is the uncle of R. S is the paternal aunt of B. Q is the son-in-law of A, who is not in the second generation. How many male members are there in the family?Solution
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Ratio of two numbers 4:11 and their LCM is 1980. Find the sum of the given two numbers.
If the highest common factor of two numbers is 12, then which of the following may be the least common multiple of the numbers?
Find the smallest 3-digit number that leaves 2 as remainder when divided by 6, 4 and 7.
The HCF and LCM of two numbers, A and B, are 9 and 162, respectively. The difference between these two numbers is 27. Find their sum.
Find the greatest number of 4 digits divisible by 15, 25, 40 and 75.
The LCM of two numbers is 168, and the numbers are in the ratio 4:7. Find the sum of the numbers.
Three numbers are in the ratio 3:7:2 respectively. If the HCF of the numbers is 5, then find the LCM of the numbers.
The least number which when divided by 8, 12, 16 and 18 leave zero remainder in each case and when divided by 22 leaves a remainder of 12 is:
- Three numbers are in the ratio 3:5:7 respectively. If the HCF of the numbers is 4, then find the LCM of the numbers.
The LCM and the HCF of the numbers 25 and 50 are in the ratio: