Michaela is in charge of 6 two-year olds at a daycare center. Their ages, in months, are
$25$ ,
$24$ ,
$28$ ,
$32$ ,
$29$ , and
$31$ . Find the median age.
Brian is teaching a swim class for
$6$ three-year olds. Their ages, in months, are
$38,41,45,36,40,\text{and}\phantom{\rule{0.2em}{0ex}}42.$ Find the median age.
Sal recorded the amount he spent for gas each week for the past
$8$ weeks. The amounts were
$\text{\$38.65},$$\text{\$32.18},$$\text{\$40.23},$$\text{\$51.50},$$\text{\$43.68},$$\text{\$30.96},$$\text{\$41.37},$ and
$\text{\$44.72}.$ Find the median amount.
In the following exercises, express the probability as both a fraction and a decimal. (Round to three decimal places, if necessary.)
Josue is in a book club with
$20$ members. One member is chosen at random each month to select the next month’s book. Find the probability that Josue will be chosen next month.
Jessica is one of eight kindergarten teachers at Mandela Elementary School. One of the kindergarten teachers will be selected at random to attend a summer workshop. Find the probability that Jessica will be selected.
There are
$24$ people who work in Dane’s department. Next week, one person will be selected at random to bring in doughnuts. Find the probability that Dane will be selected. Round your answer to the nearest thousandth.
Monica has two strawberry yogurts and six banana yogurts in her refrigerator. She will choose one yogurt at random to take to work. Find the probability Monica will choose a strawberry yogurt.
Michel has four rock CDs and six country CDs in his car. He will pick one CD to play on his way to work. Find the probability Michel will pick a rock CD.
Noah is planning his summer camping trip. He can’t decide among six campgrounds at the beach and twelve campgrounds in the mountains, so he will choose one campground at random. Find the probability that Noah will choose a campground at the beach.
Donovan is considering transferring to a
$\text{4-year college}.$ He is considering
$10$ out-of state colleges and
$4$ colleges in his state. He will choose one college at random to visit during spring break. Find the probability that Donovan will choose an out-of-state college.
There are
$\mathrm{258,890,850}$ number combinations possible in the Mega Millions lottery. One winning jackpot ticket will be chosen at random. Brent chooses his favorite number combination and buys one ticket. Find the probability Brent will win the jackpot. Round the decimal to the first digit that is not zero, then write the name of the decimal.
Joaquin gets paid every Friday. His paychecks for the past
$8$ Fridays were
$\text{\$315},$$\text{\$236.25},$$\text{\$236.25},$$\text{\$236.25}\phantom{\rule{0.2em}{0ex}}\text{\$315},$$\text{\$315},$$\text{\$236.25},$$\text{\$393.75}.$ Find the
ⓐ mean,
ⓑ median, and
ⓒ mode.
The cash register receipts each day last week at a coffee shop were
$\text{\$1,845},$$\text{\$1,520},$$\text{\$1,438},$$\text{\$1,682},$$\text{\$1,850},$$\text{\$2,721},$$\text{\$2,539}.$ Find the
ⓐ mean,
ⓑ median, and
ⓒ mode.
Do u think that Graphene and Fullrene fiber can be used to make Air Plane body structure the lightest and strongest.
Rafiq
Rafiq
what is differents between GO and RGO?
Mahi
what is simplest way to understand the applications of nano robots used to detect the cancer affected cell of human body.?
How this robot is carried to required site of body cell.?
what will be the carrier material and how can be detected that correct delivery of drug is done
Rafiq
The nanotechnology is as new science, to scale nanometric
brayan
nanotechnology is the study, desing, synthesis, manipulation and application of materials and functional systems through control of matter at nanoscale
Damian
Is there any normative that regulates the use of silver nanoparticles?
fullerene is a bucky ball aka Carbon 60 molecule. It was name by the architect Fuller. He design the geodesic dome. it resembles a soccer ball.
Tarell
what is the actual application of fullerenes nowadays?
Damian
That is a great question Damian. best way to answer that question is to Google it. there are hundreds of applications for buck minister fullerenes, from medical to aerospace. you can also find plenty of research papers that will give you great detail on the potential applications of fullerenes.
Tarell
how did you get the value of 2000N.What calculations are needed to arrive at it
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A soccer field is a rectangle 130 meters wide and 110 meters long. The coach asks players to run from one corner to the other corner diagonally across. What is that distance, to the nearest tenths place.
Jeannette has $5 and $10 bills in her wallet. The number of fives is three more than six times the number of tens. Let t represent the number of tens. Write an expression for the number of fives.
why surface tension is zero at critical temperature
Shanjida
I think if critical temperature denote high temperature then a liquid stats boils that time the water stats to evaporate so some moles of h2o to up and due to high temp the bonding break they have low density so it can be a reason
s.
Need to simplify the expresin. 3/7 (x+y)-1/7 (x-1)=