The average car engine weighs 158 kg. The ratio of the mass of the engine to the mass of the car is 1: 11.
What is the mass of the car?

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 2

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

(x-5)1/2+5=2 what is possible solution of this equation