A parking garage near Alec's house is 4 storeys tall. There are 68 open parking spots on the first level. There are 6 more open parking spots on the second level than on the first level, and there are 3 more open parking spots on the third level than on the second level. There are 56 open parking spots on the fourth level. How many open parking spots are there in all?

There are 36 empty parking spots and 14 full parking spots in the parking garage. What is the ratio of the number of empty parking spots to the number of full parking spots?Write your answer as two numbers separated by a colon (for example, 2:3).

Out of 80 families in a small grouped society; 60 preferred open parking, 53 preferred basement parking, and 35 preferred both parking. Find the number of families that do not take any parking.Question 19Answera.8b.25c.7d.2Clear my choice

There are 4 customers who want to rent a car in San Francisco this evening. If there are only 3 cars still available, in how many different ways can the customers rent the cars?

An office building has 5 floors. It accommodates 143 employees on the first floor, 118 employees onthe second floor and 93 employees on the third floor. If the number of employees on each floor followsan arithmetic sequence, find the number of employees that can be accommodated on the 4th and 5thfloor of the building

In a parking lot there are two types of vehicles, two wheelers and four wheelers. The total number of the vehicles in the parking lot is 200. When the number of the wheels of all the vehicles is counted it is counted to be 580. Find the total number of the four wheeler vehicles in the parking lot ?