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Questions Answered

jbne4000:
Group Title
Which describes independent events?
Spinning two fours on a spinner divided into four numbered sections.
…
 updated 7 minutes ago
 5 replies
 1 Medal
Mathematics

Freelance1:
Group Title
Serena saved forty percent of the money she made babysitting last week. If she made sixtyfive dollars last week, how much did she save? Sho…
 updated 31 minutes ago
 8 replies
 2 Medals
Mathematics

merp:
Group Title
i dont get this question ( Contrast roles of the coefficients and exponents when multiplying and dividing terms.)
 updated 11 hours ago
 21 replies
 1 Medal
Mathematics

shyguybros:
Group Title
What is the simplified form of the quantity (15xy^2/x^2+5x+6)/(5x^2y/2x^2+7x+3) ?
 updated 12 hours ago
 12 replies
 2 Medals
Mathematics

alex122is:
Group Title
three of the four numbers have a sum of 22. Th average of the four numbers is 4. what is the fourth number
 updated yesterday
 2 replies
 No Medals Yet
Mathematics

Sandis:
Group Title
Adrian's CD player can hold six disks at a time and shuffles all of the albums and their songs. If he has thirteen CD's, how many different…
 updated yesterday
 3 replies
 No Medals Yet
Mathematics

science00000:
Group Title
Pls help!
What is the x intercept of y=3x5
 updated 2 days ago
 8 replies
 1 Medal
Mathematics

Johnny_Boy_14:
Group Title
The life expectancy of a typical lightbulb is normally distributed with a mean of 2,100 hours and a standard deviation of 40 hours. What is …
 updated 2 days ago
 41 replies
 2 Medals
Mathematics

dizzyizzybelle:
Group Title
I have a table full of data. The table is below.
? / Males / Females / Total…
 updated 2 days ago
 6 replies
 No Medals Yet
Mathematics

wyattp17:
Group Title
Find the surface area of a sphere with a volume of 36π in3.
 updated 2 days ago
 60 replies
 3 Medals
Mathematics

oleg3321:
Group Title
medal/fan
 updated 3 days ago
 18 replies
 1 Medal
Mathematics

najmacool:
Group Title
Jim has a bag that contained 5 blue 5 red and 5 green marbles. he drew out 1 marble at a time and then placed it back into the bag.what is …
 updated 3 days ago
 1 reply
 No Medals Yet
Mathematics

Innerlines:
Group Title
Kris wanted to understand whether students at her school were in favor of an extended school day. She surveyed some students and displayed t…
 updated 3 days ago
 7 replies
 2 Medals
Mathematics

mateli17:
Group Title
which of the following correctly expresses power
 updated 3 days ago
 1 reply
 1 Medal
Mathematics

julia109:
Group Title
In a study of 250 adults, the mean heart rate was 70 beats per minute. Assume the population of heart rates is known to be approximately no…
 updated 3 days ago
 12 replies
 2 Medals
Mathematics

Johnny_Boy_14:
Group Title
Given the exponential equation 2^x = 8, what is the logarithmic form of the equation in base 10?
 updated 4 days ago
 14 replies
 1 Medal
Mathematics

chris!:
Group Title
CHECK MY SUPER EASY WORK FOR A QUICK MEDAL!!!
What is the amplitude, period, and phase shift of f(x) = 3 cos(4x + π) + 6?
 updated 3 days ago
 9 replies
 3 Medals
Mathematics

jirehjai:
Group Title
how would the acceleration be affected if you gave the system an initial velocity different from zero
…
 updated 4 days ago
 8 replies
 1 Medal
Mathematics

kingP:
Group Title
solve for H
m=square root of 8H
 updated 4 days ago
 31 replies
 1 Medal
Mathematics

chris!:
Group Title
CHECK MY SUPER EASY WORK PLEASE: 3. Robbie the Robot is on a weather satellite orbiting Earth about 3600 km above the surface. The Earth’s r…
 updated 4 days ago
 14 replies
 2 Medals
Mathematics

alyssa____danielle:
Group Title
1) By the empirical rule, what percentage of the area under the normal curve lies to the left of mu, the average? Put your answer as a perce…
 updated 4 days ago
 4 replies
 1 Medal
Mathematics

thebossman:
Group Title
Suppose that you want to start a new business. You know that the revenue is a function of the number of widgets that your new company sells …
 updated 4 days ago
 6 replies
 1 Medal
Mathematics

chocochip:
Group Title
in a geometric sequence, t4 = 5x  11, t5 = x + 5, and t6 = x  1. Find the sum(s) of the infinite series if it (or they) exist(s).
 updated 4 days ago
 12 replies
 2 Medals
Mathematics

kunal14725836:
Group Title
what is the speed of gravity
 updated 5 days ago
 1 reply
 No Medals Yet
Mathematics

malkassir:
Group Title
An automobile starter motor is connected to a 12.0 V battery.
When the starter is activated it draws 150 A of current,
and the battery vol…
 updated 5 days ago
 2 replies
 2 Medals
Mathematics

Chad123:
Group Title
Find the equation of the normal to y=log base e (x+2) which is parallel to the line with equation y+3x5=0
 updated 5 days ago
 43 replies
 2 Medals
Mathematics

Chad123:
Group Title
Is the derivative of log base e (x+2) = 1/(x+2) ???
 updated 5 days ago
 7 replies
 1 Medal
Mathematics

zab505:
Group Title
The Pasadena High School Biology Club is planning a trip to Yosemite National Park. The trip will cost $300 per club member plus an $800 dep…
 updated 4 days ago
 30 replies
 1 Medal
Mathematics

jagr2713:
Group Title
Medal&Fan!!!!!!!!!!
 updated 5 days ago
 29 replies
 6 Medals
Mathematics

dg2:
Group Title
In a race, A beats B by 15 metres and C by 29 metres. When B and C run over the course together, B wins by 15 metres. The length of the cour…
 updated 6 days ago
 10 replies
 3 Medals
Mathematics
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