The depth of the Mariana Trench is 10,911m. Convert the depth to kilometers. Enter the answer with three decimal places (do not round the answer).

Multiply. write your answer in simplest form. 3/8 x 5/7

Factor 15x^3 - 5x^2 +6x-2 by grouping. what is the resulting expression

Tyler went to the supermarket to buy food for a food pantry. he has $36, and can carry up to 20 pounds of food in his backpack. pasta costs $1 for a 1-pound package. pasta sauce costs $3 for a 1.5 pound jar. let x = the number of packages of pasta and y = the number of jars of pasta sauce. one package of pasta is the right amount to go with one jar of pasta sauce. what is the best numbers of packages of pasta and jars of pasta sauce to buy for the food pantry? how many packages of pasta? how many jars of pasta sauce? explain your reasoning.