Solve the inequality x-8≤ 4 or 2x+3>9.

Is a survey that asks the opinions of students about a proposed tour program to a hill station an observational study or experimental study? If it is an experimental study, what is the controlled factor? (A) The study is an experiment.

If Sean's dad paid $41.40 on a meal that cost $36, what percent tip did he pay?

A company produces accessories for smart phones and tablets. The profit on each smart phone case is $2, and the profit on each tablet case is $3. The company made a profit of $1,200 on the cases last month.

On a certain map, 3 inches represents 15 miles. Briar wood and middle town are 5 inches apart on the map. What is the actual distance between Briar wood and middle town?

What is the surface area of this triangular prism rounded to the nearest tenth?

A particular metal alloy a has 20% iron and another alloy b contains 60% iron. how many kilograms of each alloy should be combined to create 80 kg of a 52% iron alloy?

Imena's math test scores are 83, 93, 78, 89, and 83. She has one more math test this semester. What score most she get on the test to have a median score of 85?

25a^2-30a+9 factor?

Sherry has five times as many computer games as jay. Nairan has three times as many computer games as jay. sherry has 16 computer game's more than Nairan has. hiw many games does jay have?

Write an expression that uses partial products to multiply 8x64