Daniel expanded the expression as shown. -2(-8x-4y+3/4)=10x-8y-1 1/4

What errors did he make? Select three options.
The first term should be negative.
The second term should be positive.
The last term should be -1 1/2, not -1 1/4.
He didn’t correctly multiply -8 and -2.
He did not simplify the expression completely.

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Adoctor administers a drug to a 38-kg patient, using a dosage formula of 50 mg/kg/day. assume that the drug is available in a 100 mg per 5 ml suspension or in 500 mg tablets. a. how many tablets should a 38-kg patient take every four hours? b. the suspension with a drop factor of 10 ggt/ml delivers the drug intravenously to the patient over a twelve-hour period. what flow rate should be used in units of ggt/hr? a. the patient should take nothing pills every four hours. (type an integer or decimal rounded to the nearest hundredth as needed.)

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?