Mathematics, 08.10.2019 00:30 lucretiak74

If the ratio of the radii of two spheres is 2: 3, the ratio of their surface areas will be 8: 27. true or false?

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:20, ryleepretty

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

Answers: 2

continue

Mathematics, 21.06.2019 18:10, kidzay

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Answers: 1

continue

Mathematics, 21.06.2019 19:30, dbenjamintheflash5

You have 17 cats that live in houses on your street, 24 dogs, 3 fish, and 4 hamsters. what percent of animals on your block are dogs?

Answers: 2

continue

Mathematics, 21.06.2019 22:10, willisanthony7815

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.

Answers: 1

continue

You know the right answer?

If the ratio of the radii of two spheres is 2: 3, the ratio of their surface areas will be 8: 27. tr...