On a game show, there are 10 keys in a bag and 4 of the keys start a car. suzy randomly chooses a key and it does not start the car. she returns the key to the bag and the host mixes up the keys. she randomly selects another key and this key does not start the car either.

what is the probability of this no start, no start outcome?

write the answer as a percent.

Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

I’m stuck on this equation, anyone got the answer?