PLEASE HELP ASAP what is the main purpose of flybarless system where are they used

The difference of twice a number and 2 is at most 20. Use the variable w for the unknown number. Lia scored 120 out of 250 in her exam , and Ash scored 170 out of 350 , who scored better ? what is the meaning of ultrametric problem? Explain how you could use a metal to tell the differencebetwen water and a dilute acid how did the Tigris and Euphrates rivers affect the growth of civilizations in Mesopotamia a they prevented civilizations from contacting one anotherb they allow civilizations to farm fertile soilc they helped civilizations develop still weapons and toolsd they stopped civilizations from growing to large Jack has a bag full of marbles. In the bag, there are 5 green marbles, 4 red marbles, and 6 blue marbles. Jack takes one marble and then does not replace the marble in the bag.What is the percent of grabbing a green marble then a red marble?0.9%9.0%9.5%9.8% Given the following system, what should the second equation be multiplied by to eliminate the variable y?x+6y=76x+2y=4 If a cat has 38 chromosomes how many chromosomes are in the following cells. If f(x) = 2x 5, then what is the value of f(4x 1)? What would it look like if human eye colors showed codominance? Incomplete dominance? Describe both. The table shows the number of students in a school who like rap and/or hip-hop: Like Rap Do Not Like Rap Total Like Hip-Hop 35 8 43 Do Not Like Hip-Hop 10 21 31 Total 45 29 74 What is the relative frequency, by row, of students who do not like rap or hip-hop? 0. 17 0. 68 0. 72 0. 81. How do you guys answer a 5 point question and not answer my 20 point questions? Try using colored pencils to draw Van Gogh's Starry Nightpainting. What do you notice about the lines and shapes in thepainting? What do you notice about the colors? Michaela buys 2 cartons of eggs at $1.58 a carton, 4 1/5 pounds of ground turkey at $6.99 a pound, and a jar of strawberry jam for $4.38. She gives the cashier four $10 bills. How much change will Michaela receive? examples of endogenous antigens Ana bikes for 5.5 hours. She covers a distance of 57.75 mi. Assuming she bikes at a constant speed, how fast was Ana biking Simultaneous linear equationSolve the following equations:a. 3x + 5y = 8 , 4x 3y = 1b. 6p + 4q = 20, 5p 2q = 6 In what way are most state governments similar to the federal government?a- All state and federal executive leaders are appointed by the legislature.b- Governors all have the same term limits as the president.c- All state and federal executive leaders are elected.d- All state governments have executive, legislative, and judicial branches. Suppose you discovered a new multicellular organism that is shaped like a cube. The organism measures 3 cells tall, 3 cells wide, and 3 cells deep. You measure one cubed cell to be 2 arbitrary units per side. Can you calculate this organisms surface area to volume ratio?. Which is a type of checking and savings account that is issued by financial institutions and investment firms that has a higher yield than simple savings accounts, but with some restrictions based on minimum amounts withdrawn