Suppose Jamal swam the 100-meter butterfly race in 57.79 seconds. The next time he swam the same race, he swam it in 54.83 seconds. What percent decrease was there in his time? Round your answer to the nearest tenth of a percent.

Hint

5.1

Write and solve an equation for the following situation: Clare ran 4 miles on Monday. Then for the next six days, she ran the same distance each day. She ran a total of 22 miles during the week. How many miles did she run on each of the 6 days?

How would you measure the length of a boat? a) meters b) grams c) kg d) cm e) liters how would you measure the mass of the cd? a) meters b) grams c) kg d) cm e) liters how would you measure the volume of a flower vase?

Solve the inequality - 3.4m ≤ 17.

An animal shelter spends $2.50 per day to care for each cat and $6.50 per day to care for each dog. Hunter noticed that the shelter spent $93.50 caring for cats and dogs on Tuesday.

You are the proud new pup-parent of a brand new puppy! When you bring the pup for his first check-up, the vet explains to you that it's a common misconception that dogs age 7 "dog years" for every human year.

How do you simplify equations

Which fraction is greater than 1/2

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Neil is currently twice the age of his brother when Neil was born. The sum of their ages will be 98 when Neil is as old as his brother's current age. How old are they?

Evaluate 4x + 6 for x = 3.