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MATH SOLVE
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For every 9 minutes of music Shawn listens to, Greg listens to 4 minutes of music. How many times more minutes of music does Shawn listen to than Greg?
General
3 months ago
Which equations support the fact that rational numbers are closed under addition? Select each correct answer. 3√5+√5=4√5√10+(-√10)=01/2 +0.5=13√16 + 3√16=6√16
General
3 months ago
PLEASE HELP FOR BRAINIEST ASAP!!Draw two isosceles triangles, ∆ABC and ∆ADC with common base AC. Vertexes B and D are in the opposite semi-planes determined by AC. Draw the line segment BD. Prove: AC ⊥ BD.
General
3 months ago
Julio invested $2,000 in a simple interest account for 3 years.She had earned $150 in interest by the end. What is the simple interest rate of the account?
General
3 months ago
Olivia bought a $1,874 sprinkler system with her credit card. her credit card has an apr of 10.31%, compounded monthly. she made no other purchases on the card until the sprinkler system was fully paid for, which took four years of identical monthly payments. over the eight years that olivia kept the sprinkler system, it used an average of $2.11 in water per week. after eight years, what percentage of the total lifetime cost of the system did the original price make up? (round all dollar values to the nearest cent.)a. 81.66%b. 59.07%c. 38.25%d. 72.33%
General
3 months ago
The cell i4, enter a formula to calculate the projected second quarter. enter a formula to multiply the first quarter value by 1 plus the projected increase.
General
3 months ago
The polynomial −2x3 − x2 + 13x in the last line is the result of subtracting 3x4 + 9x3 + 3x2 from the dividend and bringing down 13x .Complete the division. The quotient is 3x2 + _____????x + ______????
General
3 months ago
Using your answers from parts b and c, what are the ages of the brother and sister, respectively?
General
3 months ago
A solid right pyramid has a square base with an edge length of x cm and a height of y cm. Which expression represents the volume of the pyramid? xy cm3 x2y cm3 xy2 cm3 x2y cm3
General
3 months ago
In a second grade class containing 13 girls and 9 boys, 2 students are selected at random to give out the math papers. What is the probability that the second student chosen is a boy, given that the first one was a girl?
General
3 months ago
Which set of numbers is an arithmetic sequence?1, 5, 8, 13, ...2, 4, 8, 32, ...25, 21, 17, 13, ...81, 27, 9, 3, ...
General
3 months ago
An artifact is discovered at a certain site. if it has 59% of the carbon-14 it originally contained, what is the approximate age of the artifact to the nearest year? (carbon-14 decays at the rate of 0.0125% annually.)\",[{""content"":""0.59 \u00a0= (1 - 0.000125)^^x \u00a0 \u00a0where x = \u00a0number of years of decay<br \/><br \/>ln 0.59 \u00a0= x ln(0.999875)<br \/><br \/>x = 4221 \u00a0to nearest year""}
General
3 months ago
Ari's teacher says he may have his report grade based on either the mean or the median of his last six test scores. 88%, 73%, 97%, 76%, 90%, 80% which measure of center would best represent ari's grade? the mean the median both the mean and the median neither the mean nor the median
General
3 months ago
A coin is flipped 150 times. The results of the experiment are shown in the following table:Heads Tails84 66Which of the following statements best describes the experimental probability of getting heads?A. It is equal to the theoretical probability.B. It is 6% lower than the theoretical probability.C. It is 6% higher than the theoretical probability.D.The experimental probability cannot be concluded from the data in the table.
General
3 months ago
Victor is measuring his bodily dimensions. his neck is 14.72 inches in circumference, and his forearm is 25.81 centimeters long. there are 2.54 centimeters in 1 inch. which of victor's measurements is longer, and by what percent
General
3 months ago
Use the three steps to solve the problem. the length of a rectangle is 2 inches less than 3 times the number of inches in its width. if the perimeter of the rectangle is 28 inches, what is the width and length of the rectangle? {width a0in., length a1in.}
General
3 months ago
Ice is forming on a pond at a rate given by dydt=kt√, dydt=kt, where yy is the thickness of the ice in centimeters at time tt measured in hours since the ice started forming, and kk is a positive constant. find yy as a function of tt.
General
3 months ago
I have 3 types of shapes: triangle, square or circle in the ratio 3:6:1. The triangles are either red or blue. The ratio of red triangles to blue triangles is 4:5. Given that I have 12 red triangles, how many circles are there
General
3 months ago
What is normal, when it comes to people's body temperature? a random sample of 130 human body temperatures, provided by allen shoemaker in the journal of statistical education, had a mean of 98.25◦ and a standard deviation of 0.73◦ . (a) does the data indicate that the average body temperature for healthy humans is different from 98.6◦ , the usual average temperature cited by physicians and others? test using α = 0.01. (b) what is the p-value?
General
3 months ago
The distance on a map between a student’s house and her job is 4 centimeters. On the same map, the distance between her house and her school is 6 centimeters. The actual distance from her house to school is 9 kilometers. If d represents the approximate distance in kilometers between her house and her job, what is d? A. 6 km B. 9 km C. 12 km D. 18 kmHURRY i need this fast!!!!!!!!!!!
General
3 months ago
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