Scorpion went on a trip to a music festival the band instructor was admitted for free but it cost 100 to rent a bus for the trip and four for each student to get into the first of the total cost of the trip was $244 how many students went on the trip

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?