Answer:
d = 157.5 m
Step-by-step explanation:
from similar triangle:
350/400 = d/180
d = 350/400 * 180
d= 157.5 m
dive the number of miles by the speed
so 450/60 = 7.5 hours
Answer:
35.72
Step-by-step explanation:
38% of 94:
38 * 94 = 3572
3572/100
35.72 You could round it to 35 if you want.
Have a nice day.
Answer:
Step-by-step explanation:
f'(x)=-2x+7
f(x) is decreasing if '(x)<0
so -2x+7<0
or 7<2x
or 2x>7
or x>7/2
including end points f(x) is decreasing in [3/2,∞)
It will cost 6.50$ because you divide 15.60/12 to find how much one pound is and then multiply by five to get $6.50
