Mr. gopal purchased 5000 units of shares from company p worth of rm8000.then, he purchased unit trust of company q with the same amount of money at average cost per share of rm.0.80 per units.
1. mr. gopal sold all shares of company p at rm.1.72. per unit . calculate the return of investment.
pls show me the calculations

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62

What are the exclude value of mn+3m

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?