If patricia drives at two-third of her usual speed, she covers a certain distance in one hour more than the time she takes while driving at her usual speed. the time taken by her to cover this distance with her usual speed is hours. me!

At the many chips cookie company they are serious about the number of chocolate chips in their cookies they claim that each cookie hasn't c chips. if their claim is true there will be 200 chips in 10 cookies

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

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.