Barb's shopping basket has items costing $7.90, $3.75, $4.15, and $4.20. what should barb do to estimate her total cost. a. multiply $4 by 4. b. multiply $3 by 3 and add $8. c. multiply $4by 3 and add $8. d .add the exact amounts and round up the total. me

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets, x, and the number of student tickets, y. find the solution and explain what it means. i'll you if you me

The length and width of a rectangle are consecutive even integers the area of the rectangle is 120 squares units what are the length and width of the rectangle