4. What is the probability of receiving a certain combination of calculator and ruler? Show how this probability is calculated.

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

20 da is equal to a. 2,000 cm. b. 2 m. c. 20,000 cm. d. 20,000 mm

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .