1.) chris works as an electrician company. he ears $16.25 per hour with time and a half after 40 houes. if he works 43 hours monday through friday, how much will he earn?
need with second question.
2.) one day chris works for 8: 00am to 1: 00pm, goes to lunch until 1: 30pm, then
works from 1: 30pm to 6: 00pm. how many hours does he work?

9 hour and 30 minutes is the answer to 2

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.  

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true