(b) Carlos removed 56 fish from his pond over a period of 7 days. He removed the same number
of fish each day. What was the change in the number of fish in the pond each day?
fish

-8

Step-by-step explanation:

56÷7=8

Then since this is decreasing (removing fish) we convert: -8

Then there is your answer the other person was very close!

inch

step-by-step explanation:

yard and mile are too big.

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: