Otto
This page lists questions and answers that were posted by visitors named Otto.
Questions
The following questions were asked by visitors named Otto.
A school has four art teachers, three music teachers, and eight history teachers. In how many ways can a student be assigned an art teacher, music teacher, and a history teacher?
15 years ago
A radio wave has a wavelength of 1.0 km. What is the radio frequency? 0.30 MHz 300 KHz 3.0 MHz 30 KHz
14 years ago
Answers
The following answers were posted by visitors named Otto.