MathMaster
Q & A
Blog
Tutorials
Calculators
Privacy policy
CONTACT US
Menu
Home
general
7 x 20
Question
7=X/20
Like
281
likes
1407
views
Answer to a math question 7=X/20
Hermann
4.6
128
Answers
First, we need to solve for
X
in the equation:
7 = \frac{X}{20}
To isolate
X
, multiply both sides by 20:
7 \times 20 = X
Calculate:
X = 140
Therefore, the solution is
X = 140
Frequently asked questions (FAQs)
What is the length of the hypotenuse in a right triangle with an angle of 45 degrees and an adjacent side length of 5?
+
Math Question: Find the largest possible value of a continuous function f(x) on the interval [0, 10].
+
What is the cosine of angle 45 degrees in the unit circle chart?
+
New questions in Mathematics
A circle with a 12-inch diameter is folded in half and then folded in half again. What is the area of the resulting shape?
If you have a bag with 18 white balls and 2 black balls. What is the probability of drawing a white ball? And extracting a black one?
The time it takes for a person to travel 300 m is 15 minutes. What is their speed in meters per second?
Use the digits of 1,9,2,3 to come up with all the numbers 98 and 95
A hotel in the Algarve had to offer 1 week of vacation to one of its employees as an Easter gift in a random choice. It is known that 80 people work in this hotel, 41 of whom are Portuguese and 39 are foreign nationals. There are 14 Portuguese men and 23 foreign women. Using what you know about conditional probability, check the probability that the gift was offered to a Portuguese citizen, knowing that it was a woman.
2x-y=5 x-y=4
Find the derivatives for y=X+1/X-1
There were no defectives in a sample of 1 light bulb does this sample provide sufficient evidence that in the warehouse with millions of light bulbs fewer than 10% are defective?
6-35 A recent study by an environmental watchdog determined that the amount of contaminants in Minnesota lakes (in parts per million) it has a normal distribution with a mean of 64 ppm and variance of 17.6. Assume that 35 lakes are randomly selected and sampled. Find the probability that the sample average of the amount of contaminants is a) Greater than 72 ppm. b) Between 64 and 72 ppm. c) Exactly 64 ppm. d) Greater than 94 ppm.
The price per night of a suite at the Baglioni Hotel in Venice is 1896 euros, VAT included. The VAT in Italy is 25%. The hotel gets a return of 10% out of the price VAT included. b) What is the profit value made by the hotel for one
Find the center coordinates and radius of a circle for an equation written as: 3x2 + 3y2 - 6y = β12Γ + 24
A car travels 211 miles on 15 gallons of gasoline. The best estimate of the carβs miles per gallon is?
7.57 Online communication. A study suggests that the average college student spends 10 hours per week communicating with others online. You believe that this is an underestimate and decide to collect your own sample for a hypothesis test. You randomly sample 60 students from your dorm and find that on average they spent 13.5 hours a week communicating with others online. A friend of yours, who offers to help you with the hypothesis test, comes up with the following set of hypotheses. Indicate any errors you see. H0 :x Μ<10hours HA : x Μ > 13.5 hours
Translate to an equation and solve. Let x be the unknown number: What number is 52% of 81.
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?
Calculate NPV, IRR and PAYBACK through a cash flow for a period of five years, with discount rate of: a) 10% b) 12% c) 15% initial annual cost $41,400,000
Select a variable and collect at least 50 data values. For example, you may ask the students in the college how many hours they study per week or how old they are, etc. a. Explain what your target population was. b. State how the sample was selected. c. Summarise the data by using a frequency table. d. Calculate all the descriptive measures for the data and describe the data set using the measures. e. Present the data in an appropriate way. f. Write a paragraph summarizing the data.
question 1 Consider a sample space S, and two events A and B such that P(A β© B) = 0.2, P(A βͺ B) = 0.6, P(B βͺ ΜA) = 0.8 (a) [0.5 points] Calculate P (A). (b) [0.5 points] Calculate P (B)
f(r) = 1/r+9 find f(x^2) + 1
To apply a diagnostic test, in how many ways can 14 students be chosen out of 25? if the order does not matter
Download NOW
Apple store
Download NOW
Google play
Solve NOW
Try On Web
You might be interested in
5(4x+3)=75
Given the vectors: a = (2m β 3n, 4n β m) and b = (2, -3), find the values of m and n that make: a = 5 b.
what is the annual rate on β$525 at 0.046β% per day for 3 months?
Suppose the horses in a large stable, have a mean weight of a 807 pounds and a variance of 5776. What is the probability that the mean weight of the sample of horses with differ from the population mean by greater than 18 pounds is 41 horses are sampled at random from the stable round your answer to four decimal places.
Margin of error E=0.30 populations standard deviation =2.5. Population means with 95% confidence. What I the required sample size (round up to the whole number)
The function g:QβQ is a ring homomorphism such that g(3)=3 and g(5)=5. What are the values of g(8) and g(9)?
We have spent 1/4 of the inheritance on taxes and 3/5 of the rest on buying a house. If the inheritance was a total of β¬150,000 How much money do we have left?
is the x element (180,270), if tanx-3cotx=2, sinx ?
find x in the equation 2x-4=6
7. Find the equation of the line passing through the points (β4,β2) πππ (3,6), give the equation in the form ππ₯+ππ¦+π=0, where π,π,π are whole numbers and π>0.
Let A, B, C and D be sets such that | A| = |C| and |B| = |D|. Prove that |A Γ B| = |C Γ D|
You are the newly appointed transport manager for Super Trucking (Pty) Ltd, which operates as a logistics service provider for various industries throughout southern Africa. One of these vehicles is a 4x2 Rigid Truck and drawbar trailer that covers 48,000 km per year. Use the assumptions below to answer the following questions (show all calculations): Overheads R 176,200 Cost of capital (% of purchase price per annum) 11.25% Annual License FeesβTruck R 16,100 Driver Monthly cost R 18,700 Assistant Monthly cost R 10,500 Purchase price: - Truck R 1,130,000 Depreciation: straight line method Truck residual value 25% Truck economic life (years) 5 Purchase price: Trailer R 370,000 Tyre usage and cost (c/km) 127 Trailer residual value 0% Trailer economic life (years) 10 Annual License FeesβTrailer R 7,700 Fuel consumption (liters/100km) 22 Fuel price (c/liter) 2053 Insurance (% of cost price) 7.5% Maintenance cost (c/km) 105 Distance travelled per year (km) 48000 Truck (tyres) 6 Trailer (tyres) 8 New tyre price (each) R 13,400 Lubricants (% of fuel cost) 2.5% Working weeks 50 Working days 5 days / week Profit margin 25% VAT 15% Q1. Calculate the annual total vehicle costs (TVC)
Use a pattern approach to explain why (-2)(-3)=6
The question is using rule 72 determine Kari wants to save 10,000 for a down payment on a house. Illustrate the difference in years it will take her to double her current 5,000 savings based on 6%, 12% and 18% interest rate .
What is 75 percent less than 60
9/14 x 7/27 carry out indicated operation
Calculate the change in internal energy of a gas that receives 16000 J of heat at constant pressure (1.3 atm) expanding from 0.100 m3 to 0.200 m3. Question 1Answer to. 7050J b. 2125J c. None of the above d. 2828J and. 10295 J
Given a circle π(π; π = 4 ππ) and a line |π΄π΅| = 2 ππ. Determine and construct the set of all centers of circles that touch circle π and have radius π = |π΄π΅|
The mean of 4 numbers is 5 and the mean of 3 different numbers is 12. What is the mean of the 7 numbers together? Produce an algebraic solution. Guess and check is acceptable.
The following incoming payments show up at a tax inspection: 25 000β¬ on 19.01.2008, 140 000β¬ on 27.03.2008 and 19 000β¬ on a date that which is illegible, and 60 000β¬ on 15.06.2008. On which date did the payment of the 19 000β¬ appear, if on 30.06.2008 the money on the account (incl. interest at 4%) is 246 088.89β¬? Use simple interest and 30E/360 DCC. Solution: 45 days, 15.05.08