The profit a venue makes from selling ballet tickets depends on the ticket price. Using past receipts, the venue's income can be modeled
by the function: 7(x) = – x2 + 90x
The venue's expenses are represented by: E(3) - 10x – 5,000

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of