Which expressions represent rational numbers? Select all the apply. StartRoot 100 EndRoot StartRoot 100 EndRoot
13.5 + StartRoot 81 EndRoot
StartRoot 9 EndRoot + StartRoot 729 EndRoot
StartRoot 64 EndRoot + StartRoot 353 EndRoot
One-third + StartRoot 216 EndRoot
Three-fifths + 2.5
pls hel

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Give the functions f(x) = |x + 2| - 3, what is the domain? a,b,c, or d all real numbers x > 2 x < -2 all real numbers and x cannot equal to 2

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.