Answer:
grams cause its is really small
40/50 is the ratio because the cos formula is adjacent over hypotenuse and you can reduce it to 4/5 as a fraction :)
Answer:
n = 5
Step-by-step explanation:

You do 1,400 divide by 35 which equals 40 times 1.60 which equals 64, so your answer is 64
The answer is 20!
you need to change the subtraction sign to an addition sign and change -4 to a 4. then, solve!
hope this helps!!