Find LCM and HCF for the following a. prime product of 12=2^2×3
b. prime product of 15=3×5
c. prime product of 48=2^4×3
d. prime product of 72=2^3×3^2​

Solve this problem! extra ! 3025/5.5 = a/90.75

Find two numbers if their sum is 91 and the ratio is 6: 7?

Atravel agent is booking a trip to england, scotland, ireland, and france for a group of senior citizens. the agent sent surveys to the group, asking which countries they would like to visit, in order, and created the shown preference schedule (e = england, i = ireland, s = scotland, f = france). which country is the condorcet winner? number of votes 15 12 16 19 1st f e e i 2nd e s i s 3rd s i s e 4th i f f f 1. scotland 2. england 3. france 4.ireland