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word problem: Mimi's market sold 24 heads of lettuce one morning. That afternoon 2/7 of the remaining heads of lettuce were sold. The number of heads left was now 1/2 of the number the market had at the beginning of the day. How many heads of lettuce were there at the beginning of the day?

• math 5the grade -

let x = # beginning heads

x - 24 - 2/7(x-24) = x/2

Solve for x.

• math 5the grade -

80

• math 5the grade -

victoria has 2 pounds of flour she uses 2/5 of the flour on pizza and then uses 3/10 of the flour for bread. Find the weight of the package of flour that she has left, express in decimal answer.

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