Ask the user how many numbers for which they want to calculate the sum. Using a for loop, prompt the user to enter that many numbers, one-by-one, keeping track of the sum. At the end, after the user entered all numbers, output the sum. Create a variable and assign it the value of 0
Prompt the user for how many numbers they have
With a for loop, set it to repeat enough times to get all their values
Prompt the user for a number
Add that number to the variable that started as 0
Output to the user, the sum of all values

Igot the answer, here you go dude. 

Answer(a) cheap enough for small shops to purchase;

Like many students at university, you may be unhappy about the results you attain in exams. you may feel that even with all you are doing there must be something more -- or different-- you could be doing to get better grades. we have all at some time or other heard of that student who only studies a couple of hours for final exams and scores a's every time. we stand in awe of those who seem to breeze through without undue effort and seem to need very little in the way of studying to nail an exam. the reasons for success, in what i think are the vast majority of cases, are less esoteric than many students think: successful students consistently apply a series of productive strategies with view to attaining clearly identified learning and grade goals throughout the academic term.

Is this the whole problem or