1.Sheena wants to make lime juice. She is going to buy crates of limes.
There are 16 limes in each crate of limes.
40 limes make 2 litres of lime juice.
Sheena needs to buy enough limes to make 12 litres of lime juice.
Work out the number of crates of limes that Sheena needs to buy.
You must show all your working.

What is the solution of the systems of equations? y=2/3x+3 x=-2

Carla was trying to decide what to do saturday evening. she has $100 available to spend for the evening. she has narrowed her choices down to these events: braves game, a concert of an artist she likes, or the georgia aquarium. admission to the braves game is $25, hot dogs cost $10, sodas cost $5. the concert costs $25 for admission, $20 for a souvernir t-shirt, and $10 for a soda. the georgia aquarium has the show of a lifetime with an all you can eat and drink that costs $100. carla does not want to take any driving chances, so in addition to the cost of the aquarium, she will also need to pay for her uber/lyft, which is $15 each way. which option should carla choose if she wants to spend the least? based on that choice, what then is carla's oppotunity cost? fully explain your answer in at least one paragraph.

Find the dimensions of the circle. area = 64π in.² r= in.