In a city the number of shops and the number of restaurants are in the ratio 1 :2 the number of restaurants and the number of pubs are in the ratio 8 :3
There are 30 pubs in the city.
How many shops are there in the city?

Solve the inequality, then identify the graph of the solution. 2x – 1 > x + 2

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

For g(x) = 5x - 3 and h(x) = [tex]\sqrt{x}[/tex], find (g · h)(4)