Acinema is selling movie tickets for adults and children. if one person buys 3 adult tickets and 10 child tickets and spends $175, and another person buys 6 adult tickets and 7 child tickets and spends $220, how much does each type of movie ticket cost?

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction