Kya was growing a plant for her science project. The plant started at 0.75 cm high when she got it. The 1st month it grew 1.20 cm, the 2nd month it grew 0.80 cm and the 3rd month it grew 2.25 cm. How tall was the plant after the 3rd month

This doesn’t make sense to me it’s supposed to be lcm ( least common multiple )

On any given day, the number of users, u, that access a certain website can be represented by the inequality 1125-4530 which of the following represents the range of users that access the website each day? u> 95 or u < 155 95> u> 155 u< 95 or > 155 95

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?