03/07/22

One day, 10% of the students enrolled in the school were absent. There were 1,620 students present on that day. How many students were absent?
(Hint: Figure what percent of the students were present.)
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03/06/22

The Factor Theorem
Use the Factor Theorem to determine whether x + 3 is a factor of P(x) = x3 + 4x2 - 9.Specifically, evaluate P at the proper value, and then determine whether x + 3 is a factor.Is x+3 a factor of... more
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03/06/22

basic interpretation question about percentages and discounts
Cassandra, during her morning trip to the market, comes across 3 different discounts on mangoes, namely:[1] Take 3 pay 2 (If you take 6 you pay 4 if you take 4 you pay 3)[2] 30% off the total... more
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03/05/22

Math help please
A frozen yogurt shop sells plain frozen yogurt in cups that are 4 ounces or larger with toppings at an additional charge. A 4 ounce cup of frozen yogurt costs $6. Each additional ounce costs $1.50,... more
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03/03/22

Wina is five years younger than Gwen. Gwen is ten years younger than Berth.How old is each if the sum of their ages is 39.
Pls. do explain the anser.
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03/01/22

I need help please
David was 40 3/4 inches tall in first grade. He is 6 7/12 tall in sixth grade. About how many inches taller is David in sixth grade then he was in first grade?
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03/01/22

7th Grade Math Help!

I've been sitting at my desk for hours trying to figure this out to help my son in the 7th grade. He's a remote student with no access to a teacher, hence, why I need assistance. I managed to... more
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02/28/22

Wendy went shopping for school supplies. She bought 12 pencils at 3 for $1.25, 3 packages of notebook paper at $1.22 each, and a notebook for $6.60. How much did she spend in all?
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02/28/22

The perimeter of a rectangle is 1 and its width is 2 times the length whats the length
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02/26/22

Algebra 1 graphing inequality

-6+n<-9 or n-5≥2thats the question I’m just hope you can solve it I really need it soon
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02/21/22

D=rt word problem
There are 2 cars 550 miles apart and traveling towards eachother. They meet in 5 hours. If one cars speed is 5 mph faster than the other, find the speed of each car.
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02/20/22

Please help. Thanks!
If 0 < a < 1, which of the following increases as a decreases?a. a-1b. a^2-1c. 1/ad. a^2
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02/19/22

A line passes through the points (–17, –11) and (12, 18). What is its equation in slope-intercept form?
needs to be in slope-intercept form
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02/19/22

A subatomic particle created in the upper atmosphere travels at 6 x 107 meters per second.It travels a distance of 3x10–4 meters before it radioactively decays.
How much time does the subatomic particle take to cover this distance?
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02/18/22

julio has $150. each week he saves an additonal $10. write a function f(x) that models the total amount of money julio has after x weeks.
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02/17/22

What is the equation of the line that passes through the point (2,-2) and has a slope of -1/2
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02/17/22

The oak is 152 years older than the birch. In 25 years, the oak will be 3 times older than the birch. How old is Birch?
The oak is 152 years older than the birch. In 25 years, the oak will be 3 times older than the birch.How old is Birch?
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10/06/21

Please help me figure this stats question out
In a survey of a group of​ men, the heights in the​ 20-29 age group were normally​ distributed, with a mean of 67.3 inches and a standard deviation of 4.0 inches. A study participant is randomly... more
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07/23/15

random sample of 3000 people was chosen for a survey. 47 % of them had children under 18 living at home.Find the 95 % confidence interval.
 doing an online class that doesn't explain how to do it very well, please help!
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07/17/15

Algebra 2 question/ Help
A caterer records the number of weddings he works during 5 weeks of the summer: {0,3,4,3,6}. If he caters 3 weddings the next week, in what ways do the mean and the standard deviation of the data... more
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03/09/15

Help please
William, a logistician, needs to route a freight train that is 20 feet at its tallest point and 10 feet at its widest point within three days. The most direct path includes a single-track tunnel... more
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01/29/15

Alexis and Katy are both traveling to Europe this summer, but Alexis is going to Spain and Katy is going to France. Round trip flights to Spain are $820,
Alexis and Katy are both traveling to Europe this summer, but Alexis is going to Spain and Katy is going to France. Round trip flights to Spain are $820, and round trip flights to France are... more
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01/26/15

Collin works in the shipping department of a toy factory
Collin works in the shipping department of a toy factory that makes radio-controlled helicopters. Small helicopters weigh 1 kilogram each, and are shipped in a container that weighs 7 kilograms.... more
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12/13/14

solving word problems-algebra 2
In planning for a school dance, you find that one band will play for $250, plus 50% of the total ticket sales. Another band will play for a flat fee of $550. In order for the first band to produce... more
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