Courtney took seven tests during the first quarter of her math class. her test scores (out of 100) are listed below 98%,100%,90%,78%,86%,84%,94% what is courtney’s test average for the first quarter in math?

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite

Need showing work for this problem 56.25 ×25.80

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?