Crystal measures the mass of a beaker containing ice cubes and finds that its mass is 130 g. After an hour, the ice cubes have melted, and Crystal decides to take another measurement. What will be the mass of the beaker and the water?

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?