The school play was last night and a total of 100 student and adult tickets were sold. Each student ticket was $2 and each adult ticket was $4, and a total of $290 was collected in admissions. How many student tickets
were sold?
Please help ASAP

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)