When 400 mg of the painkiller ibuprofen is swallowed, the number of milligrams n in the bloodstream. hours later (for 0

Q: Complete each equation by replacing all improper fractions in your answers with whole numbers o…

A: Fraction: A Fraction has two numbers: NumeratorDenominator The number on the top is called the…

Q: An employee at a particular company can expect to get a $1,500 raise each year.  If Jeff has been…

A:

Q: After m minutes, an adult blinks about 10m +3 times. About how many times does an adult blink in…

A: 13) Given that after m minutes an adult blinks 10m+3 times.

Q: two joiners and five mates earn 1824 between them for a particular job. if a joiner earn 72 more…

A: Here is the solution:

Q: a total of 25000is to be invested in stock and bonds. if the amount invested in bonds is four times…

A: Let's find amount invested in binds and stocks.

Q: Find the number N such that fifteen less than twice the number is three fourths of the number.

A:

Q: A new car worth $24,000 is depreciating in value by $4,000 per year. After how many years will the…

A: Let 'n' be the numbers of years so that car's values $12,000 Then, 24,000-4,000n=12,000…

Q: Savings account X,savings account Y,and savings account Z all offer APRs of 3.75%.However, savings…

A:

Q: How many units of a 10% solution are needed to prepare 500 units of a 2% solution?

A: Let, we will need x units   x units of 10% solution have  (10% of x)= 0.10x units of pure solution.…

Q: square pyramid in Egypt has an amount of its base equal to 12,000 sq. meters and its altitude is…

A: Note : Space enclosed for any object is given by the volume of that object.   Hence ,  Amount of…

Q: Jean is x years old and her younger brother Jonathan is y years old. What will be the sum of their…

A:

Q: While examining evidence from a shooting, a ballistics expert informs Detective Bianca that a bullet…

A:

Q: Rachel, Adrian, and Aaron invested a total of $600,000 in the ratio of 8: 6: 6 to start a business.…

A: For the solution follow the next step.

Q: Cambridge Slim are 38 sausages in the first 23 minutes of a high stakes eating conest. Assuming that…

A: The ratio of 2 numbers is one number divided by the other number. For the ratio to be consistent,…

Q: Complete each equation by replacing all improper fractions in your answers with whole numbers or…

A: We have to find the result

Q: If there are initially 3000 bacteria in a​ culture, and the number of bacteria doubles each​ hour,…

A:

Q: Lena invests $5200 at 3% per year simple interest, while her friend David invests $3600 at 5% per…

A:

Q: The units digit of a tw0- digit number is 3 less than the tens diqit. Tne number is 7 times the Sum…

A: Let the number be ab where a=tens digits.b=units digitwe can wright , ab=a×10+b×1According to…

Q: The 50% of the 3rd Quarter grades in Mathematics of the Grade 10 Students is less than or equal to…

A: For a set of observations, median is defined as the middle most value. In other words, median is a…

Q: A volunteer group picked up 3 times as many plastic bottles as cans in their commu- nity. The number…

A: You need to understand the statements of the question properly then solve them.

Q: Susan invests 33 times as much money at 10% as she does at 8%. If her total interest after 11 year…

A: According to question given Susan invests 33 times as much money at 10% as she does at 8%.After 11…

Q: A baseball team has home games on Thursday and Sunday. The two games together earn $3509.50  for the…

A: Let $x and $y was generated on Thursday and Sunday game respectively. Given: The two games together…

Q: A boat leaves a dock at 4:00 PM and travels due south at a speed of 20 km/h. Another boat has been…

A:

Q: Solve by the method of your choice:From the 20 CDs that you’ve bought during the past year,you plan…

A: We have total 20 CDs. Group of 3 CDs will be made. There is no restriction of order.

Q: The product of the ages of A and N is 240. If twice the age of N is more than A’s age by 4 years,…

A: Let the age of A be a and the age of N be n. The given relations can be written as follows.

Q: Suppose that a car’s worth depreciates at a constant rate.  You bought the car in 2002 for $18,000…

A: Considering the years as x-axis and and cars worth as y-axis. Let 2002 be 0. Therefore,the given…

Q: Agnes is 6 years older than her sister. She will be twice as old as her sister in 4 years. How old…

A: GIVEN : Agnes is 6 years older than her sister. In 4 years, Agnes will be twice as old as her…

Q: A man invests his savings in two accounts, one paying 6 percent and the other paying 10 percent…

A:

Q: a farmer wishes to mix a monoxodil solution that is 7% monoxodil. he has on hand 100ml of a 5%…

A: We will use basic averaging method to solve this

Q: Suppose Jacqueline takes a 800 mg dose of ibuprofen and every hour that passes the amount of…

A:

Q: The population of the village is 5000. If in a year, the number of males were toincrease by 5% and…

A:

Q: Ron traveled 6.8 miles of his delivery route in 1.2 hours. At this same rate, which of the following…

A: STEP :1  Here Ron travelled 6.8 miles in 1.2 hours.  Now we need to find the time  required for Ron…

Q: A college student takes the same number of credits each semester. She had 9 credits when she…

A: Given,          A college student takes the same number of credits each semester. She had 9 credits…

Q: In one of the laboratories, it conducted an experiment on 900 insects to prove the effectiveness of…

A: x = input("Enter no.of insects died in first hour : ")n = 7;f = 900;while n >= 1    n = n-1;…

Q: A worker’s wage depends on the number of hours he works. If his wage for 5 hours is ₱300, how much…

A: Wage

Q: Suppose a student got an 82 on an exam that was worth 25% of the final grade, a 75 on another exam…

A: Given data: Category Weight Score Exam 1 25% 82 Exam 2 25% 75 Homework…

Q: If there are initially 4500 bacteria in a​ culture, and the number of bacteria doubles each​ hour,…

A: In the question we have to find t when the number of bacteria in the culture reach 20,000​.

Q: Suppose that x liters of pure acid are added to 200 liters of a 35% acid solution.a. Write a formula…

A: x liters of pure acid are added to 200 liters of a 35% acid solution. a). Concentration C of the new…

Q: You invested $26,000 in two accounts paying 8% and 9% annual interest, respectively. If the total…

A:

Q: A roasted turkey is taken from an oven when it temperature has reached 185 degrees Fahrenheit and is…

A:

Q: a theatre has 800 seats, divided into orchestra, main and balcony. Orchestra seats sell for $40,…

A:

Q: given a starting population of 100 bacteria, the formula b=100(2)^t can be used to find the number…

A:

Q: A concert promoter needs to take in $380,000 on the sale of 16,000 tickets. if the promoter charges…

A:

Q: Solve by the method of your choice: From the 20 CDs that you’ve bought during the past year, you…

A: Given data: The total number of CDs are 20. We are required to choose 3. Therefore, the number of…

Q: The sum of the ages of Kristen and Ben is 32. Four years ago Kristen wastwice as old as Ben. How old…

A:

Q: In a northern European country, the formula y=0.035x2−2.8x+62.56 models the number of deaths per…

A:

Q: The father is 4 times as old as his daughter 5 years ago. In 6 years, he will be three times as old…

A: present age of daughter be x present age of father be y   5 years ago   daughhter's age :  x-5…

Q: In the year 2010, a person bought a new car for $29000. For each consecutive year after that, the…

A:

Q: A manufacturer has 600 litres of a 12% solution of acid. How many litresof a 30% acid solution must…

A: Let x litres of 30% acid solution must be added So the total amount of the solution= 600+x litres…