Mathematics, 14.12.2020 14:00 smart1212
The sum of the digits of a two-digit number is 12. If the digits are reversed, the new number is 54 less than the original number. Find the original number.
Answers: 3
Mathematics, 21.06.2019 18:30
Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
Answers: 1
Mathematics, 21.06.2019 23:20
In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units
Answers: 2
Mathematics, 22.06.2019 00:00
Triangles abc and dfg are given. find the lengths of all other sides of these triangles if: b ∠a≅∠d, ab·dg=ac·df, ac=7 cm, bc=15 cm, fg=20 cm, and df-ab=3 cm.
Answers: 1
The sum of the digits of a two-digit number is 12. If the digits are reversed, the new number is
54...
Mathematics, 21.09.2020 17:01
Chemistry, 21.09.2020 17:01
Mathematics, 21.09.2020 17:01
Mathematics, 21.09.2020 17:01
Mathematics, 21.09.2020 17:01
History, 21.09.2020 17:01