If 893 × 78 = p, which of the following is equal to 893 × 79?  Choose the correct choice from the following
A) p + 1	B) p + 78	C) p + 79	D) p + 893	E) p + 894
Since 893 × 78 = p and 79=78+1, we have 893 × 79 = 893 ×(78+1)=893×78 + 893 ×1 = p + 893.   The answer is (p + 893).
<result>D</result>
If 893 × 78 = p, which of the following is equal to 893 × 79?