I need some help please

Determine the least four digit number that is divisible by 2,3, and 5. Explain your reasoning.

Explain how you know that 123 123 123 900 is divisible by 2,3,5,9, and 10. How do you know that it is also divisible by 6.

Bot, Please answer this question

Find the interquartile range (IQR) of the data

98 132 295 68 176 89 287 198 94 68 240 94 369 94 155