On a ship the ratio of crew members to passengers is 1:15. There are 540 passengers. How many crew members are there?​

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x