Malik earned $2,344.55 fixing computers. He charged $35.50 per hour. Which expression does NOT use appropriate compatible numbers to estimate the total number of hours he worked? 2,400 ÷ 30

2,400 ÷ 40

2,000 ÷ 40

2,000 ÷ 30

Which equation represents the partial sum of the geometric series?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.

What is the angle measure, or angle of depression, between this bird and the bird watcher?