a. A child's height increased from 21 to 32 inches. What was the percent increase in...

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a. A child's height increased from 21 to 32 inches. What was the percent increase in the child's height? $ b. Suppose your bank account balance started at $1450 and increases by 5%. What is your new bank account balance (in dollars)? $ Submit c. A pair of jeans are on sale for 30% off and the sale price of the jeans is $45. What was the original retail price of the jeans? Question 9. Points possible: 3 Unlimited attempts. % Preview m = Preview a. A culture of bacteria has an initial mass of 8 micrograms at the beginning of an experiment and the mass of the culture of bacteria doubles every hour. Submit i. Write a formula that expresses the mass of the bacteria (in micrograms), m, in terms of the number of hours t since the beginning of the experiment. h = Preview Question 10. Points possible: 4 Unlimited attempts. ii. How many hours after the beginning of the experiment will the mass of the culture of bacteria be 1024 micrograms? hours Preview Preview b. Jacob plants a magic beanstalk that is initially 2 feet tall. The height of the beanstalk increases by 27% each day. i. Write a formula that expresses the height of the beanstalk in feet, h, in terms of the number of days t since Jacob planted the beanstalk. License ii. How many days after Jacob planted the beanstalk will it be 1645 feet tall? days Preview Preview License a. A child's height increased from 21 to 32 inches. What was the percent increase in the child's height? $ b. Suppose your bank account balance started at $1450 and increases by 5%. What is your new bank account balance (in dollars)? $ Submit c. A pair of jeans are on sale for 30% off and the sale price of the jeans is $45. What was the original retail price of the jeans? Question 9. Points possible: 3 Unlimited attempts. % Preview m = Preview a. A culture of bacteria has an initial mass of 8 micrograms at the beginning of an experiment and the mass of the culture of bacteria doubles every hour. Submit i. Write a formula that expresses the mass of the bacteria (in micrograms), m, in terms of the number of hours t since the beginning of the experiment. h = Preview Question 10. Points possible: 4 Unlimited attempts. ii. How many hours after the beginning of the experiment will the mass of the culture of bacteria be 1024 micrograms? hours Preview Preview b. Jacob plants a magic beanstalk that is initially 2 feet tall. The height of the beanstalk increases by 27% each day. i. Write a formula that expresses the height of the beanstalk in feet, h, in terms of the number of days t since Jacob planted the beanstalk. License ii. How many days after Jacob planted the beanstalk will it be 1645 feet tall? days Preview Preview License