Kristy makes 5$ per hour babysitting and 12$ per hour giving music lessons. One weekend, she worked a total of 18 hours and made $139.00. How many hours did she spend babysitting? Write your answer in complete sentences.

2.5*10 to the negative power of 2

The difference of a number divided by 3 and 9 is equal to 8 .

Find the product of (5.2 · 10-6) and (8 · 103).

A friend who is possessive: O A. is jealous of the time you spend with other people. O B. is loyal to old friends while making new ones. O C. is truthful even in difficult situations. D. is faithful to friends others may dislike.

G a random sample of 25 days is selected and the sample mean temperature computed. what is the mean and variance of the sampling distribution of the sample mean

A package of self-sticking notepads contains 6 yellow, 6 blue, 6 green, and 6 pink notepads. An experiment consists of randomly selecting one of the notepads and recording its color.

X^2 + 4x+4=0 resolver en forma cuadratica

How do you write 125 / 14 as a mixed number

How would you use a number line to order integers from least to greatest

a new car costs $18,000. it is expected to depreciate at an average rate of 12% per year. find the value of the car in 8 years