7) a=70°
b=140°
8) a=74°
b=106°
c=41°
d=115°
I think this is the correct answer
2+ 928 <span> = 2 + 0.0928 = 2.0928
</span> ---------
<span> 10000</span><span>
I hope i helped you :-)</span>
Answer:
72
Step-by-step explanation:
96 is 100%
100%-25%=75%
75÷100=0.75
0.75×96=72
B + 7.4 = 4.8
b = 4.8 - 7.5
b = -2.7
hope this helps :)
Answer:
3003.
Step-by-step explanation:
This is the number of combinations of 5 books from 15 = 15C5
= 15! / 10! 5!
= 15*14*13*12*11 / 5*4*3*2*1
= 3*7*13*11
= 3003.