A game requires players to select correctly 5 different numbers between 1 and 40. To have a 1 in 4 chance of matching all 5 numbers, approximately how many different choices would you need to try? 165,000 330,000 495,000 660,000

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

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