Mathematics, 17.04.2020 06:04 elisameza
A diagonal can split a rectangle with an area of 40 square units into two triangles with areas of 20 square units each . true or false ?
Answers: 2
Mathematics, 20.06.2019 18:02, Svetakotok
Kevin and randy muise have a jar containing 78 coins, all of which are either quarters or nickels. the total value of the coins in the jar is $13.90. how many of each type of coin do they have?
Answers: 1
Mathematics, 21.06.2019 17:20, kolbehoneyman
Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers. a) one of the 400 passengers is selected uniformly at random. let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem
Answers: 3
Mathematics, 21.06.2019 19:00, mandilynn22
Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?
Answers: 1
A diagonal can split a rectangle with an area of 40 square units into two triangles with areas of 20...
Mathematics, 29.09.2020 01:01
Mathematics, 29.09.2020 01:01
Mathematics, 29.09.2020 01:01
Mathematics, 29.09.2020 01:01