Ifede can use a limited number of spells to defeat trolls and goblins. It takes the same number of spells to defeat each troll, and it takes 3 spells to defeat each goblin. Let T represents the number of trolls and G represents the number of goblins that Ifede can defeat without running out of spells. 5T+3G≤855 According to the inequality, how many spells does it take to defeat each troll, and what is the maximum number of spells that Ifede can use? Question solved general 11 months ago 9501
Customers of a phone company can choose between two service plans for long distance calls. The first plan has a 26 monthly fee and charges an additional 0.08 for each minute of calls. The second plan has an 8 monthly fee and charges an additional 0.13 for each minute of calls. For how many minutes of calls will the costs of the two plans be equal? Question solved general 11 months ago 4351
Carlin wants to determine the general attitude toward math of the students in the school. Which of the following methods will produce a random sample? A) survey 10 students from each of Mr. Lee’s math class. B) Survey all of the students in Carlin’s 1st period class. C) survey every 15th student who enters the cafeteria at lunchtime. D) survey every 3rd student in the list of honors students. Question solved general 11 months ago 6640
Which of these triangle pairs can be mapped to each other using two reflections? Question solved general 11 months ago 2960
Four years ago Peter was three times as old as Sylvia, and in 5 years the sum of their ages will be 38 years. find their present ages Question solved general 11 months ago 8185
It takes the first pipe 9 more hours to fill the pool than the first and the second pipes together and 7 less hours than it would take the second pipe if it was working alone. How long would it take to fill up the pool if both pipes were working together? Question solved general 11 months ago 1518
four numbers for my set 0 to 9 including 0 9 are used to create a personal identification number once a numbers use it cannot be reused how many possible outcomes begin with a 0 Question solved general 11 months ago 9712
Two 6-sided dice are rolled at the same time. How many outcomes correspond to the event that the sum of the numbers is 5? Question solved general 11 months ago 1054
the length of this prism is multiplied by a scale factor of 1/2 to create rectangular prism B the volume of rectangular prism B is and I need work to Question solved general 11 months ago 1865
Which is the equation of a line that has the same slope as y=2x+3 and passes through the point (4,0)?A. y=2x-8B. y=2xC. y=2x+4D. y=4x+3 Question solved general 11 months ago 2547
The mean gas mileage for a hybrid car is 5656 miles per gallon. suppose that the gasoline mileage is approximately normally distributed with a standard deviation of 3.23.2 miles per gallon. (a) what proportion of hybrids gets over 6161 miles per gallon? (b) what proportion of hybrids gets 5252 miles per gallon or less? left parenthesis c right parenthesis what(c) what proportion of hybrids gets between 5858 and 6161 miles per gallon? (d) what is the probability that a randomly selected hybrid gets less than 4646 miles per gallon? Question solved general 11 months ago 3498
the perimeter of a rectangular campsite is 64m and its area is 207m^2. find the length and breadth of the campsite Question solved general 11 months ago 2070
The surface area of a square pyramid is 85 square meters. The base length is 5 meters. What is the slant height? (With a clear answer please) Question solved general 11 months ago 9674
The time it takes a spinner to stop completely is 12 seconds. If the spinner completes 6 revolutions in this time, what was the average angular velocity of the spinner, in radians per second, for the 12-second interval? Question solved general 11 months ago 6201
Identify the values that create ordered pairs that are solutions to the equation 3x - 5y = 20.(5,y) (x,2) Question solved general 11 months ago 4348
(Help i am struggling with this problem) Jason and Mark have volunteered to fill water into the two dunk tanks for their scout field days. The amount of water in Jason's dunk tank is represented by the equation below, where W represents the amount of water, in gallons, x minutes after he began to fill. W= 2x+1The amount of water in Mark's dunk tank is represented by the equation below, where W represents the amount of water, in gallons, x minutes after he began to fill.W = 10x +5Using graphing technology, complete the statements.After _____minutes, the total amount of water in both dunk tanks will be the same.The total amount of water at that minute will be ____gallons. Question solved general 11 months ago 3861
From where Kiana is standing, she must look up at a 50° angle to see the top of a building. If she backs up 50 feet, she will need to look up at a 40° angle to see the top of the same building. Approximately how tall is the building? Question solved general 11 months ago 3004