How do u do positive and negatives

In 2017, the value of a mutual fund was 10,000. In 2018, the value of the mutual fund had increased to 10,400. Find the percentage change.

The ratio of the number of girls who liked a white T-shirt best to the number of girls who liked a colored T-shirt best was ...

Select the option that best describes the relationship between the variables on the scatter plot. positive, linear association positive, non-linear association no association negative, linear association

Writing decimals in word form 3,198,001.632

Find the least number of cables required to connect eight computers to four printers to guarantee that for every choice of four of the eight computers, these four computers can directly access four different printers. Justify your answer.

A student solved the following problem. t+7 = - 8 on Wow t=-15 t=-9 Which of the following statements is true? The solution is correct. o.

What is the ratio of 178?

Complete the factorization of 3x^2 - 10x + 8. 3x^2 - 10x + 8 = (x - ___) (___ x - 4)

Find the product of 18 and 287. 0 4,066 2,583 5,166 O 4,516

Find the roots of the function. ƒ (x) = x^2 + 81 x = - 81i, 81i x = - 81, 81 x = - 9, 9 x = - 9i, 9i