. What is 155 increased by 70%?

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b. $65 decreased by 40% is how much?

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c. What amount increased by 120% is $28.66?

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d. What amount decreased by 15% is $545?

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e. $1,120 decreased by what percent equals $300?

%

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f. 650 kg is what percent less than 1,200 kg ?

%

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