David is selling his art work. he wants to figure out how much he should charge for each painting to make a 20 percent profit. in one to two sentences, describe what david should do.

Write a program that prompts the user to input a string. the program then uses the function substr to remove all the vowels from the string. for example, if str = "there", then after removing all the vowels, str = "thr". after removing all the vowels, output the string. your program must contain a function to remove all the vowels and a function to determine whether a character is a vowel.

The more powerful, 60 volt cables and the main power shut-off on an hev are both colored orange.

Examine the list below. which factors positively affect lifetime income? check all that apply.