If both polls had a confidence level of 90% (z -score of
1.645), and the margin of error was 3 times greater in the
second poll, approximately how many people were surveyed
in the second poll?

In a tutoring session, 2/3 of an hour was spent reviewing math problems. adelina attended 3/4 of the tutoring session. how much time did adelina spend at the tutoring session?

The slope of the line whose equation is 3y = 2x - 3 is 2 2/3 3/2

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9