Neil took his family of five out to dinner at hogtastic pit bbq. they all ordered the buffet and drink at $12.80 each. neil left a 15% gratuity for the waitress on the after-tax bill. based on a tax rate of 7.5%, neil ended up paying a total of $
for dinner.

i would be happy to . most people on would also love to i'm sure. if you just want someone who has done algebra before and want a little more personal relationship than just begging strangers for , i can certainly be of service. i do have college myself so i might not be 24/7.

first one because it can't have a fraction in it

step-by-step explanation:

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is: