Which of the following has no solution?
a. {x | x ≤ 1} and {x | x ≥ 1}
b. {x | x < 1} and {x | x > 1}
c. {x | x ≤ 1} or {x | x ≥ 1}

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?

Hundred and tens tables to make 430 in five different ways

Aof 12 , we to a of 4 to on a .of 4 be ?