Answer:
16/24
Step-by-step explanation:
2 x 8 = 16
3 x 8 = 24
If you take 0.98 and multiply by 2.5 you get 2.45 so there is no better deal. ☺
Answer:
Step-by-step explanation:
A.60/100=3/5
B.10-8=2
D.20/100=5
C.0.37=
E.5/6=0.83
Numerator
<span><span>cos<span>(<span>π/2</span>−x)</span></span>=<span>cos<span>(<span>π/2</span>)</span></span><span>cosx</span>+<span>sin<span>(<span>π/2</span>)</span></span><span>sinx</span></span>
now <span><span>cos<span>(<span>π/2</span>)</span></span>=0 and <span>sin<span>(<span>π/2</span>)</span></span>=1</span>
simplifies to : 0 + sinx = sinx
Denominator
<span><span>sin<span>(<span>π/2</span>−x)</span></span>=<span>sin<span>(<span>π/2</span>)</span></span><span>cosx</span>+<span>cos<span>(<span>π/2</span>)</span></span><span>sinx</span></span>
simplifies to : cosx + 0 = cosx
<span>⇒<span><span>cos<span>(<span>π/2</span>−x)</span></span><span>sin<span>(<span>π/2</span>−x)</span></span></span>=<span><span>sinx/</span><span>cosx</span></span>=<span>tan<span>x</span></span></span>
1.5 hours=60+30=90 minutes
30 pages : 90 minutes = 0.3 pages/minute
