Afactory produced 150 tons of steel in one year. the next year, the output increased to 180 tons. what is the percentage increase in the output? 17%

B. 20%. this is 150 * X = 180. solve for X witch is 1.20 and in percent form is 20%

Rounding decimals is very similar to rounding other numbers. if the hundredths and thousandths places of a decimal is forty-nine or less, they are dropped and the tenths place does not change. for example, rounding 0.843 to the nearest tenth would give 0.8. , your welcome !