Barry found a computer at staples for $989. a week later, the computer went on sale for $849. what
the percent of change?

Barry found a computer at Staples for $989. A week later, the computer went on sale for $849. The percentage change is 14.156 % decrease

Solution:

Given that Barry found a computer at Staples for $989

A week later, the computer went on sale for $849

To find: percent of change

Percent change is the extent to which a variable gains or loses value. The figures are arrived at by comparing the initial (or before) and final (or after) quantities according to a specific formula.

THE PERCENT CHANGE IS GIVEN AS:

If the result is positive, it is percentage increase

If the result is negative, it is percentage decrease

Here initial value = 989 and final value = 849

Substituting the values in above formula,

Here negative sign denotes percentage decrease

Thus percentage change is 14.156 % decrease

answer: b.36 feet

step-by-step explanation:

i need more details sorry

step-by-step explanation: