Mike observed that 75% of the students of a school liked skating. if 35 students of the school did not like skating, the number of students who liked skating was

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|