Answer:
A and D
Step-by-step explanation:
Sum. To build the triangle, start with 1 at the top, then continue placing numbers below it in a triangular pattern. Each number is the numbers directly above it added together.
Answer:
A. $100 rebate coupon.
Step-by-step explanation:
$100 dollars off of $479.99 would be $379.99, compared to the 20% off which would be $384.99
Calculating percentages isn't too hard:
Multiply the percent by the original cost.
20 x 479.99 which is 95.99
479.99 - 95.99 = 384