You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
146 lines
5.7 KiB
JavaScript
146 lines
5.7 KiB
JavaScript
console.log("Hello World");
|
|
|
|
|
|
// muliplyNum / divideNum
|
|
// getCircleArea / circleArea
|
|
// getAverage / averageVar
|
|
// checkIfPassed
|
|
|
|
|
|
/*
|
|
|
|
1. Create a function called addNum which will be able to add two numbers.
|
|
- Numbers must be provided as arguments.
|
|
- Return the result of the addition.
|
|
*/
|
|
|
|
function addNum(a, b) {
|
|
console.log("Displayed sum of " + a + " and " + b);
|
|
return a + b;
|
|
}
|
|
|
|
console.log(addNum(5, 15));
|
|
|
|
/*
|
|
Create a function called subNum which will be able to subtract two numbers.
|
|
- Numbers must be provided as arguments.
|
|
- Return the result of subtraction.
|
|
|
|
Create a new variable called sum.
|
|
- This sum variable should be able to receive and store the result of addNum function.
|
|
|
|
Create a new variable called difference.
|
|
- This difference variable should be able to receive and store the result of subNum function.
|
|
|
|
Log the value of sum variable in the console.
|
|
Log the value of difference variable in the console.
|
|
*/
|
|
|
|
function subNum(a, b) {
|
|
console.log("Displayed difference of " + a + " and " + b);
|
|
return a - b;
|
|
}
|
|
|
|
console.log(subNum(20, 5));
|
|
/*
|
|
2. Create a function called multiplyNum which will be able to multiply two numbers.
|
|
- Numbers must be provided as arguments.
|
|
- Return the result of the multiplication.
|
|
|
|
Create a function divideNum which will be able to divide two numbers.
|
|
- Numbers must be provided as arguments.
|
|
- Return the result of the division.
|
|
|
|
Create a new variable called product.
|
|
- This product variable should be able to receive and store the result of multiplyNum function.
|
|
|
|
Create a new variable called quotient.
|
|
- This quotient variable should be able to receive and store the result of divideNum function.
|
|
|
|
Log the value of product variable in the console.
|
|
Log the value of quotient variable in the console.
|
|
*/
|
|
function multiplyNum(a, b) {
|
|
console.log("The product of " + a + " and " + b);
|
|
return a * b;
|
|
}
|
|
|
|
console.log(multiplyNum(50, 10));
|
|
|
|
function divideNum(a, b) {
|
|
console.log("The quotient of " + a + " and " + b);
|
|
return a / b;
|
|
}
|
|
|
|
console.log(divideNum(50, 10));
|
|
/*
|
|
3. Create a function called getCircleArea which will be able to get total area of a circle from a provided radius.
|
|
- a number should be provided as an argument.
|
|
- look up the formula for calculating the area of a circle with a provided/given radius.
|
|
- look up the use of the exponent operator.
|
|
- return the result of the area calculation.
|
|
|
|
Create a new variable called circleArea.
|
|
- This variable should be able to receive and store the result of the circle area calculation.
|
|
- Log the value of the circleArea variable in the console.
|
|
*/
|
|
function getCircleArea(radius) {
|
|
console.log("The result of getting the area of a circle with " + radius + " radius:")
|
|
return 3.14 * (radius ** 2);
|
|
}
|
|
|
|
console.log(getCircleArea(15));
|
|
|
|
/*
|
|
4. Create a function called getAverage which will be able to get total average of four numbers.
|
|
- 4 numbers should be provided as an argument.
|
|
- look up the formula for calculating the average of numbers.
|
|
- return the result of the average calculation.
|
|
|
|
Create a new variable called averageVar.
|
|
- This variable should be able to receive and store the result of the average calculation
|
|
- Log the value of the averageVar variable in the console.
|
|
*/
|
|
function getAverage(a, b, c, d) {
|
|
return console.log("The average of " + a + "," + b + "," + c + "," + " and " + d + ":"), (a + b + c + d) / 4;
|
|
}
|
|
|
|
console.log(getAverage(20,40,60,80));
|
|
/*
|
|
5. Create a function called checkIfPassed which will be able to check if you passed by checking the percentage of your score against the passing percentage.
|
|
- this function should take 2 numbers as an argument, your score and the total score.
|
|
- First, get the percentage of your score against the total. You can look up the formula to get percentage.
|
|
- Using a relational operator, check if your score percentage is greater than 75, the passing percentage. Save the value of the comparison in a variable called isPassed.
|
|
- return the value of the variable isPassed.
|
|
- This function should return a boolean.
|
|
|
|
Create a global variable called outside of the function called isPassingScore.
|
|
-This variable should be able to receive and store the boolean result of the checker function.
|
|
-Log the value of the isPassingScore variable in the console.
|
|
*/
|
|
function checkIfPassed(x,y) {
|
|
console.log("Is " + x +"/"+ y +" a passing score?");
|
|
return x <= y;
|
|
}
|
|
console.log(checkIfPassed(38,50));
|
|
|
|
|
|
//Do not modify
|
|
//For exporting to test.js
|
|
//Note: Do not change any variable and function names. All variables and functions to be checked are listed in the exports.
|
|
try{
|
|
module.exports = {
|
|
|
|
addNum: typeof addNum !== 'undefined' ? addNum : null,
|
|
subNum: typeof subNum !== 'undefined' ? subNum : null,
|
|
multiplyNum: typeof multiplyNum !== 'undefined' ? multiplyNum : null,
|
|
divideNum: typeof divideNum !== 'undefined' ? divideNum : null,
|
|
getCircleArea: typeof getCircleArea !== 'undefined' ? getCircleArea : null,
|
|
getAverage: typeof getAverage !== 'undefined' ? getAverage : null,
|
|
checkIfPassed: typeof checkIfPassed !== 'undefined' ? checkIfPassed : null,
|
|
|
|
}
|
|
} catch(err){
|
|
|
|
}
|