How many 5-card hands can be formed from an ordinary deck of 52 cards if exactly two suits are present in the hand

What other information do you need to prove triangle dac=bca by asa

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way