Let F ⊆ N be the set of all factors of 210. In the poset (F, |), find the following. (a) 70 ∧ 21, the meet of 70 and 21

(b) 15 ∨ 35, join of 15 and 35

(c) 2 ∧ 3

(d) 2 ∨ 3

(e) ¬70, the complement of 70

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Write the rational number in lowest terms 99/-15

The water company charges a residential customer $41 for the first 3,000 gallons of water used and $1 for every 200 gallons used over 3000 gallons. if the water bill was $58 how many gallons of water were usedanswersa 3400 gallonsb 6000 gallonsc 6400 gallons d 7000 gallons