11/17/22

The count in a bacteria culture was 200 after 15 minutes and 1200 after 35 minutes. Assuming the count grows exponentially,
What was the initial size of the culture?   Find the doubling period.   Find the population after 80 minutes.   When will the population reach 13000
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11/17/22

Find the final hourly wage if a $ 11.00 starting wage is increased by 3.5 % each year for 9 years.
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11/17/22

Write the equation of the line that passes through the points (-4,5)(−4,5) and (2,-4)(2,−4). Put your answer in fully simplified point-slope form, unless it is a vertical or horizontal line.
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11/17/22

Write an equation of the line that passes through (−5, 0) and is parallel to the line y=−45x−1.
whas the answer plz
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11/17/22

If a student answers 75% of the questions on a math test correctly. If she answers 30 questions correctly, how many questions are on the exam
If a student answer 75% of the questions on a math test correctly. If she gets 30 of the questions correctly, how many questions are on the test
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11/17/22

In 2014, ABC college enrolled 100 students. If the enrollment grows 4% per year. Find the enrollment number in 2018.
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11/17/22

Calculus Question
a) If F(x) = x3 - 4x2 -5x then ∫12 blank dx = blankb) If F(x) = ex + 3x then ∫53 blank dx = blank
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11/17/22

Need help with this problem

A 30 foot pipe has been cut into two parts one 4 times as long as the other.how long (in ft )is each part?
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11/17/22

leslie can buy an 8-poundd bag of dog food for 7.40 or a 4-pound bag of the same dog food for 5.38 which is the better buy useing and number line
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11/17/22

find the bearings for the last two legs of the race. (Round your answer to one decimal place.)
A boat race runs along a triangular course marked by buoys A, B, and C. The race starts with the boats headed west for 3600 meters. The other two sides of the course lie to the north of the first... more
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11/17/22

The center of the circle in the graph is located at point (-1, 3). The point (3, 3) is on the circumference of the circle. What is the approximate area of the circle if you use 3.14 for pi?
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11/17/22

Systems of linear equations in three variables
The sum of three numbers is 15. The sum of twice the first number, 5 times the second number, and 6 times the third number is 55. The difference between 7 times the first number and the second... more
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11/17/22

calculus related rates

A police car traveling south toward Sioux Falls, Iowa, at 160km/h pursues a truck traveling east away from Sioux Falls at 140km/h. At time 𝑡=0, the police car is 60km north and the truck... more
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11/17/22

Can you solve this? Harvard students can't but kindergarteners can.
Brian deposits $6000 into an account that pays simple interest at a rate of 6% per year. How much interest will he be paid in the first 3 years?
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11/17/22

is either relationship proportional? explain reasoning
The table shows the cost to rent a jet ski from two different stores for 0, 1, 2, and 3 hours.  Prices for Jet Ski Rental   Time (h)     Water Fun ($)     Super Ski... more
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11/17/22

dad gave him 50$ to start his savings account he gets 9$ every hour from his job which also saved the equation of a function that can be used to find y the total nick has saved after working x hours
help
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11/17/22

dad gave him 50$ to start his savings account he gets 9$ every hour from his job which also saved the equation of a function that can be used to find y the total nick has saved after working x hours
help
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11/17/22

dad gave him 50$ to start his savings account he gets 9$ every hour from his job which also saved the equation of a function that can be used to find y the total nick has saved after working x hours
help
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11/17/22

Lizandro ran 8 miles and 225 yards. What is the total length he ran in yards?
in yards please
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11/17/22

I need help because i dont know this

Its costs 9 dollars for 4 hot dogs
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11/17/22

Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the z-score of a man 67.3 inches tall. (to 2 decimal places)
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11/17/22

A normal distribution has a mean of 99 and a standard deviation of 8. Find the z-score for a data value of 97.
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11/17/22

Solving a tax rate or interest rate problem using a system of linear equations

last year Lisa had $20,000 to invest She invested some of it in an account that paid 10% simple interest per year, and she invested the rest in an account that paid 7% simple interest per year.... more
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11/17/22

i need help pls help me
Write the equation of the quadratic function with vertex is (2, -3) and the y intercept is (0,5).
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11/17/22

Word problem algebra

Twice as many adults as children attended a hockey game. After first period, 530 adults and 25 children left. The number of remaining children became twice as many as the number of adults in arena.... more
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