A restaurant is having a two-day competition to see which server can sell the most appetizers. On the first day, Jennifer sold 10% more appetizers than Heidi. On the second day, Jennifer sold 6 appetizers, but Heidi was unable to sell any. Jennifer sold 40% more appetizers than Heidi after two days. How many appetizers did Heidi sell?

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato

Combine like terms to make a simpler expression 3z+z

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?