Answer:
Step-by-step explanation:c,b
Answer:
$960
Step-by-step explanation:
1/5= .2
1-0.2= 0.8
1200×0.8= 960
Answer:
7.5
Step-by-step explanation:
cant u just g oogle it?
Longer wavelength means lower frequency (lower pitch)
Answer:
330
Step-by-step explanation:
this question wasn't as sepcific but my answer is 330 bc 7 more then 4 i suppose u to add? so that would be 11, so 11 times a number that is more then 27 so i picked 30, 11x30=330.