Answer both correctly for brainliest

On the first question the answer is D because the amount of people is 6 times the amount of tables plus two for each extra table added.

On the second question there is 3 even number before your replace the 2. which means the probability is 3/6 or 1/2. after your replace it the probability goes down to 2/6 or 1/3 which is one less so the answer is B.

Your welcome.

BIFFY OUT!!!

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: