Suppose that, in 2006, China produced 10.445 million bikes. The total world production that year totaled 126 million bikes. What percent of the world's total production of bikes is contributed by China? Round your answer to the nearest tenth of a percent.

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Sandy is ordering bread rolls for her party, she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.