Acoin is tossed 20 times. the outcomes h (for heads) and t (for tails) are recorded:

h t h t t t t h h t t h h t t t h h h t

what is the experimental probability of getting tails (t)?
0.45
0.55
0.65
0.8

Areal estate agent earns $32,000 a year plus $1,000 for each apartment he sells. write an equation that shows the relationship between the number of apartments abe sells,n, and the total amount he earns in a year,e. what is the total amount abe would earn from selling 10 apartments in one year

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10