On a field trip, the ratio of teachers to students is 2: 9. if there are 81 students ion the field trip, how many teachers must there be.

Which table shows a proportional relationship between miles traveled and gas used?

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account