What is 4.89×3.65 if you multiply those two together?

What are the first 4 terms in the multiplication pattern given by the formula 2×4n

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Is there an x intercept in the equation 60*1.15^x