FIRST ANSWER GET BRAINLIEST AND 5 STARS PLEASE FAST 1. James, Priya, and Siobhan work in a grocery store. James makes $8.00 per hour. Priya makes 40% more than James, and Siobhan makes 15% less than Priya. How much does Siobhan make per hour?
2. The Hu family goes out for lunch, and the price of the meal is $49. The sales tax on the meal is 6%, and the family also leaves a 20% tip on the pre-tax amount. What is the total cost of the meal?
3.For the following real-world examples, determine whether each situation represents a percent increase or a percent decrease.

if you use photomath right away it will give you the answer not like this app that you have to wait for people.

step-by-step explanation:

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option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have