If you answer both ill give brainliest.

a hardware store sells a 5-pound box of nails for $16.80. the store is having a 20 percent off sale on all merchandise. what is the sale price of one 5-pound box of nails?
a.$13.44
b.$13.46
c.$14.34
d.$14.46

a backpack costs $18 and has a 7 percent tax. how much will sheila have to pay for the backpack after tax?
a.$1.26
b.$12.60
c.$19.26
d.$30.60

We just started the introduction into circles and i have no idea how to do this.

Click the arrows to advance or review slides. mapping carbohydrates to food carbohydrates (grams) 15 food (quantity) bread (1 slice) pasta (1/3 cup) apple (1 medium) mashed potatoes (1/2 cup) broccoli (1/2 cup) carrots (1/2 cup) milk (1 cup) yogurt (6 oz.) 12 12 is jennifer's relation a function? yes no f 1 of 2 → jennifer figure out the difference between a function and a relation by answering the questions about her food choices

Equation for the calculation double 2 and then add 5