Sina + sin 2a + sin 3a / cosa + cos 2a + cos 3a?

Train A traveled 173 miles in five hours. For Train B, y = 31.35x represents its rate of speed over the same five hours. Analyze the date to determine which train traveled at a faster rate and by what factor? (round to nearest tenth)

Prism A is similar to Prism B. The volume of Prism A is 2720 cm³. What is the volume of Prism B? 21,760 cm³ 1360 cm³ 680 cm³ 340 cm³

If i have 100 gummy vitamins and i take two a day how many months would they last me?

Jay earns $5.90 per hour working at the ice cream parlor after school. he needs at least $236 for a stereo system. choose the inequality that describes how many hours jay must work to buy the stereo system.

40 people adopted and 30 more people adopted

Historically, the percentage of US residents who support stricter gun control laws has been 52%. A recent Gallup Poll of 1011 people showed 495 in favor of stricter gun control laws. Assume the poll was given to a random sample of people.

Find the inverse of the function f (x) = 5/6x + 10

Darren decided to gift wrap his present. He knows that his gift is in the shape of a cube and that one side is 5 ½ inches. Darren has 150 square inches of paper. Is this enough to wrap the gift? Explain your answer.

The sum of two numbers is 90. their difference is 12. what are the numbers?

Stat crunch in a random sample of 200 adults, what is the probability that less than 33 % have no credit cards?