MathMaster
Q & A
Blog
Tutorials
Calculators
Privacy policy
CONTACT US
Menu
Home
general
the simple average of 15 30 40 and 45 is
Question
The simple average of 15 , 30 , 40 , and 45 is
Like
273
likes
1366
views
Answer to a math question The simple average of 15 , 30 , 40 , and 45 is
Brice
4.8
113
Answers
$\frac{ 130 }{ 4 }$
$\begin{align*}&\frac{ 65 }{ 2 } \\&\begin{array} { l }32 \frac{ 1 }{ 2 },& 32.5\end{array}\end{align*}$
Frequently asked questions (FAQs)
How many cupcakes were sold if the total revenue from selling 5 vanilla and 8 chocolate cupcakes was $45?
+
What is the value of x in a right triangle if one leg measures 8 cm and the other leg measures 15 cm?
+
What is the integral value of ∫(3x^2 + 4x - 1)dx using the standard formulas of integrals?
+
New questions in Mathematics
A pump with average discharge of 30L/second irrigate 100m wide and 100m length field area crop for 12 hours. What is an average depth of irrigation in mm unIt?
The patient is prescribed a course of 30 tablets. The tablets are prescribed “1 tablet twice a day”. How many days does a course of medication last?
Calculate the equation of the tangent line ay=sin(x) cos(x)en x=π/2
What’s 20% of 125?
(5u + 6)-(3u+2)=
If the midpoint of point A on the x=3 line and point B on the y=-2 line is C(-2,0), what is the sum of the ordinate of point A and the abscissa of point B?
A person borrows rm 1000 from a bank at an interest rate of 10%. After some time, he pays the bank rm 1900 as full and final settlement of the loan. Estimate the duration of his loan.
4x/2+5x-3/6=7/8-1/4-x
There are four times as many roses as tulips in Claire’s garden. Claire picked half of the number of roses and 140 roses were left in the garden. How many roses and tulips were in the Garden the first?
Suppose the Golf ball market is perfectly competitive and the functions are known: Q = 120 – 2Px – 2Py 0.2I Q = 2Px 40 Where I = Consumers' income ($200) and Py = Price of Good Y (40) Calculate the equilibrium elasticity: a) 1.6 b) -6 c) 6 d) 0.6
The ninth term of a given geometric progression, with reason q , is 1792, and its fourth term is 56. Thus, calculate the fourth term of another geometric progression, whose ratio is q +1 and whose first term is equal to the first term of the first P.G. described.
If X1 and X2 are independent standard normal variables, find P(X1^2 + X2^2 > 2.41)
30y - y . y = 144
Determine the increase of the function y=4x−5 when the argument changes from x1=2 to x2=3
Find each coefficient described. Coefficient of u^2 in expansion of (u - 3)^3
A teacher has 25 red and yellow counters altogether. She has 4 times as many red counters than yellow counters. How many yellow counters does the teacher have?
In a laboratory test, it was found that a certain culture of bacteria develops in a favorable environment, doubling its population every 2 hours. The test started with a population of 100 bacteria. After six hours, it is estimated that the number of bacteria will be:
X^X =49 X=?
Find the equation of a straight line that has slope 3 and passes through the point of (1, 7) . Write the equation of the line in general forms
-1/3x+15=18
Download NOW
Apple store
Download NOW
Google play
Solve NOW
Try On Web
You might be interested in
Eight acts are scheduled to perform in a variety show how many different ways are there to schedule their appearances show your work
The function g:Q→Q is a ring homomorphism such that g(3)=3 and g(5)=5. What are the values of g(8) and g(9)?
Identify a pattern in the list of numbers.Then use this pattern to find the next number. 37,31,25,19,13
calculate the normal vector of line y = -0.75x + 3
Desarrolla (2x)(3y + 2x)5
(5y 9)-(y 7)
find f(x) for f'(x)=3x+7
User Before the election, a poll of 60 voters found the proportion who support the Green candidate to be 25%. Calculate the 90% confidence interval for the population parameter. (Give your answers as a PERCENTAGE rounded to TWO DECIMAL PLACES: exclude any trailing zeros and DO NOT INSERT THE % SIGN) Give the lower limit of the 90% confidence interval Give the upper limit of the 90% confidence interval
A box of numbered pens has 12 red, 12 blue, 12 green and 12 yellow pens. The pens for each colour are numbered from 1 to 12. There is a unique number on each pen, so no pen is exactly the same as any other pen in the box. When reaching into the box to randomly draw five pens without replacement, what is the proportion of getting exactly four pens of the same colour (Note: the numbers matter but the order does not)?
John he’s going to the carnival with his friends. He spends $25 on an admission ticket. He buys 10 games at X dollars each and two boxes of popcorn at Y dollars each. Write an expression to show the total cost of admission game, tickets and popcorn.
Quadratic equation 2X = 15/X + 7
A company made 150,000 in the first year 145,000 in the second 140,000 in the third year successively during the first decade of this company's existence it made a total of
Sections of steel tube having an inside diameter of 9 inches, are filled with concrete to support the main floor girder in a building. If these posts are 12 feet long and there are 18 of them, how many cubic yards of concrete are required for the job?
In poker, a full house consists of five cards, where two of the cards have the same number (or letter) and the remaining three also have the same number (or letter) as each other (but not as the previous two cards). Use a search engine or Wikipedia to understand the concept better if necessary. In how many different ways can one obtain a full house?
A person runs 175 yards per minute write a variable that represents the relationship between time and distance
How do you convert a fraction to a decimal
if y=1/w^2 yw=2-x; find dy/dx
Marc, Jean and Michelle have traveled a lot. Marc drove twice as much as Jean, but it was Michelle who drove the most with 100km more than Marc. They respected their objective of not exceeding 1350km of distance. How far did John drive?
How many digits are there in Hindu-Arabic form of numeral 26 × 1011
Dano forgot his computer password. The password was four characters long. Dano remembered only three characters: 3, g, N. The last character was one of the numbers 3, 5, 7, 9. How many possible expansions are there for Dano's password?