Last month David, a sales representative, sold $5000 worth of medicines and received a commission of 30% on his sales. How much money did David earn as commission last month? A.$3,000
B.$2,000
C.$1,500
D.$1,000

C.

Step-by-step explanation:

30% of 5,000 is 1,500.

fwms@lil_ben06

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: