How do I find the solution for - t/4=-3pi

Is 18 tens the same as 1ten and 8 ones?

Is 8:15 = 20:45 a proportion using cross product rule

Probability that the sample proportion p̂ for an srs of size n = 934 falls between 0.46 and 0.52?

g The manager of a grocery store has taken a random sample of 100 customers. The average length of time it took the customers in the sample to check out was 3.1 minutes with a standard deviation of 0.5 minutes.

To solve the inequality - 1/4x>-2, Chrissy thinks she should add 1/4 to both sides. What is wrong with her first step? A. Nothing is wrong; her first step is correct. B. She needs to subtract 1/4 from both sides instead. C.

There are two bookcases against a wall. If one takes up 4/7 of the wall and the other takes up 2/8 of the wall, how much of the wall is covered by bookcases?

Tori buys 27 packges of miniature racing cars. Each package contains 5 cars. About how many miniature racing cars does tori buy?

It costs $4.50 per person for 2 people and $3.00 per person for 3 people to go on a horse carriage ride. Using c to represent the cost per person and n to represent the number of people, which equation models this relationship? A. c + n = 7.50 B.

Can the complement of an angle be greater than the angle? Less than the angle? Equal to the angle?

What is 20% more than $960