Answer. To verify that the decimals are lined up correctly, we must ensure that they are both lined up at the same point. The reason this is done is so that whole numbers will be subtracted from other whole numbers, not decimals.
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Answer:
The best option is:
(a) I and II only
Step-by-step explanation:
Each kind of bond has a face value, usually known as par value. If a bond sells above the par value, it is a premium bond, if it sells below the par value, it is a discount bond. Hence first statement is true.
If a bond has a selling rate of 100, it means it is selling at its par value. For example if a bond has a par value of $100, then a selling rate of 100 means it sells at 100$, a selling rate of 90 means it sell at 90$, a selling rate of 120 means it sells at $120. For a premium bond, the selling rate is always above 100. Hence second statement is true.
Premium bonds are mostly sold by corporations, but alot of scheme of trading premium bonds have also been introduced by governments all around the world. We can say that the statement can be true for some specific country, but globally speaking, the statement is false.
D) <span>In Mrs. Brown's Geometry class there are 15 boys and 10 girls. The students are presenting projects to the class. If Mrs. Brown selects students at random for presentations, what is the probability that the first 2 students chosen are girls? i
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Answer:
Step-by-step explanation:
Given the equation 
Step 1;
Expand the bracket at the right hand side of the equation to have:

Taking the reciprocal of both sides:

Answer:
Bob = 6km/h, Joe = 4km/h
Step-by-step explanation:
Bob walked 6km/h after 3 hours = 18 km
Joe walked 4km/h after 3 hours = 12 km
Finally, their distance is 30 km.