I don't understand this question can someone help me with this please, please explain If u dont know try your best. Please do it quick, please do all :D

1 - 50.

2 - 72.

I hope this helped at all.

LCM = least common multiple

You are looking for the smallest positive number that is a shared multiple of both numbers.

For the first one, these are the multiples of each number:

10: 10, 20, 30, 40, 50, 60, 70, 80…
25: 25, 50, 75, 100, 125…

The smallest multiple between these two would be 50, answer #4.

Problem 2:

24: 24, 48, 72, 96…
36: 36, 72, 108, 144…

The smallest multiple is 72, which is answer #2

Do the math. she originally had 50 dollars on her gift card and she had 12 dollars left on her gift card after she finished her shopping spree. if you subtract 50 minus 12 you get thirty eight dollars as your answer. so therefore, ciara spent 38 dollars total o