Elizabeth earns $9 an hour at her job now. she can represent the total she makes in a month using the expression 9t. elizabeth has asked for a $2 an hour raise. which expression would represent the amount she would make in a month after the raise? a. 2t b. t + 2 c. 11t d. t + 11

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.