In the 19th century, Britain used a money system which included pence, farthings, shillings and pounds. The following conversions were used: 4 farthings = 1 pence 12 pence = 1 shilling 20 shillings = 1 pound How many total farthings were equivalent to 1 pound and 5 pence?

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up

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