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MATH SOLVE
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General
police can estimate the speed of a vehicle before the brakes are applied using the formula 0.75d = s^2 / 30.25 where is the speed in miles per hour d is the length of the vehicle's skid marks. What was the approximate speed of a vehicle that left a skid mark measuring 160 feet? 1.about 36 miles per hour 2."" 60 "" 3."" 13 "" 4"" 54 ""
General
5 months ago
A university is trying to determine what price to charge for tickets to football games. At a price of $18 per ticket, attendance averages 40,000 people per game. Every decrease of $3 adds 10,000 people to the average number. Every person at the game spends an average of $4.50 on concessions. What price per ticket should be charged in order to maximize revenue? How many people will attend at that price?
General
5 months ago
Every cereal box has a gift inside, but you cannot tell from the outside what the gift is. the store manager assures you that 13 of the 47 boxes on the shelf have the secret decoder ring. the other 34 boxes on the shelf have a different gift inside. if you randomly select two boxes of cereal from the shelf to purchase, what is the probability that both of them have the secret decoder ring?
General
5 months ago
Use the triangle pictured to calculate the following measurements. Perimeter: p = ___ units Semiperimeter: s = ___units Area: A ≈ ___squaretriangle is 8 by 12 by 10
General
5 months ago
pls help me on this math question.I am really confused
General
5 months ago
Janine wishes to conduct a poll to predict how many dance club members will vote for her for club president.Which polling methods are likely to be biased?Select each correct answer.A. Five of Janine's friends are selected and asked for whom they intend to vote.B. From a list of all club members, 25 members are selected at random and asked for whom they intend to vote.C. Janine chooses 5 members that plan on voting for her and asks each to select another 5 members. These 25 members are asked for whom they intend to vote.D. Every 10th club member from a list of all members is selected and asked for whom the member intends to vote.
General
5 months ago
the law of cosines is used to find the value of m. m2 = 272 + 182 ??? 2(27)(18)cos(28??) m2 = 729 + 324 ??? (972)cos(28??) m2 = 1053 ??? (972)cos(28??) To the nearest whole number, the value of m is .
General
5 months ago
Cubic bins with closed tops are used to transport melons to the farmers market. The edge length of each bin is 1.5 m. What is the surface area of the outside of one of the bins? Drag and drop the correct answer into the box. 3.375 91 1.25 13.5 m??
General
5 months ago
John says the transformation rule (x, y) es002-1.jpg (x + 4, y + 7) can be used to describe the slide of the pre-image (4, 5) to the image (0, ???2). What was his error?
General
5 months ago
A homeowner has 60 feet of fencing material to enclose a rectangular area for his pets to play in. One side of the house will be used as a side of the play area. What deminsions should be used in order to maximize the play area?
General
5 months ago
Which expression is equivalent to 1/3(5x+3y)+2/5y+7 A. 5/3x+7/5y+7 B. 15x+2/5y+7 C. 5/3x+2/5y+7 D.15x+9 2/5y+7
General
5 months ago
Which of the following represents the general equation for the geometric sequence? -1, -2, -4, ... an = 1 · 2n - 1 an = -2n - 1 an = 2n - 1 an = 1 · 2n + 1
General
5 months ago
If h(x) is the inverse of f(x) what is the value of h(f(x))?
General
5 months ago
PLEASE PLEASE HELPPoint X is the circumcenter of ΔABCWhat is the length of XB?-4.2 cm-4.6 cm-4.8 cm-5.3 cm
General
5 months ago
Combine these radicals.A rectangle has an area of (x2 − 17x + 72) square units. Since the area of a rectangle is determined using the formula, A = lw, what could be the length and width of the rectangle?
General
5 months ago
What statements are correct? Check all that apply. The conditional probability formula is P(X │ Y) = . The conditional probabilities P(D │ N) and P(N │ D) are equal for any events D and N. The notation P(R │ S) indicates the probability of event R, given that event S has already occurred. Conditional probability applies only to independent events. Conditional probabilities can be calculated using a Venn diagram.
General
5 months ago
PLEASE HELP WITH THIS MATH PROBLEM 30 POINTSHere is a pic of the problem.A carpenter builds a rectangular bookcase that is 120 cm long and 62 cm tall. The carpenter uses two braces along the diagonals to support the bookcase. What is the length of the one of the braces, to the nearest tenth of a centimeter?Enter your answer as a decimal.
General
5 months ago
Find the average of 1 hour 25 minutes, 2 hours 40 minutes, 3 hours 35 minutes and 4 hours.
General
5 months ago
Malia split up the large container of salsa that she bought equally into 5 bowls to place around her house for the party. If each bowl contained 8.5 ounces of the salsa, which shows the correct equation and value of x, the total amount of salsa in the original container
General
5 months ago
△HKS∼△DLYWhat is DY?Enter your answer, as a decimal, in the box.
General
5 months ago
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