In jkl, mj = 90, mk = 30, and ml = 60. which of the following statements about jkl are true?

check all that apply.

a. kl = 2 • jl
b. jk = 2 • jl
c. jk = • kl
d. jl = • kl
e. kl = • jl
f. jk = • jl

Write a positive or negative number to represent each situation. a. you win 150 dollars in a contest b. a loss of 15 yards in a football game c. 75 feet below sea level d. 35 degrees above 0 f e. a debt of 24.75 dollars

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28