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Complete 7 tasks in index.js #1

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a3945f8
Complete 7 tasks in index.js
Sep 23, 2020
e0f511c
fix response to task 6
Sep 23, 2020
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143 changes: 132 additions & 11 deletions index.js
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Original file line number Diff line number Diff line change
@@ -1,34 +1,56 @@
/************************************************************** Task 1: Warm-up! **************************************************************/
//Task a: declare a variable called votingAge, console log true if age > 18 (no function required)

let votingAge = 20;

if (votingAge > 18) {
console.log("True");
}

console.log(votingAge);


//Task b: declare a variable and then use a conditional to change the value of that variable based on the value assigned to a second variable (no function required)

let happinessRating = 7;
let pizzaSlicesEaten = 1;

if (pizzaSlicesEaten > 0 ) {
console.log(happinessRating ++);
}
else if (pizzaSlicesEaten > 4) {
console.log(happinessRating --);
}

console.log(happinessRating);


//Task c: Convert string ("1999") to integer (1999) (no function required) // hint look up the Number method



Number("1999");


//Task d: Write a function to multiply a*b


function multiply (a,b) {
return a * b;
}

multiply(5,6);



/************************************************************** Task 2 **************************************************************/
//Age in Dog years
//write a function that takes your age and returns it to you in dog years - they say that 1 human year is equal to seven dog years



function dogAgeCalculator (currentAge) {
let dogAge = currentAge * 7;
return(dogAge);
}

let dogAge = dogAgeCalculator(25);
console.log(dogAge);


/************************************************************** Task 3 **************************************************************/
Expand All @@ -49,32 +71,104 @@

// when you are finished invoke your function with the weight of 15 lbs and the age of 1 year - if your calculations are correct your result should be 0.44999999999999996


function dogFoodCalculator (age, weight) {
if (age >= 1) {
if (weight < 6) {
return(weight * .05);
}
else if (weight < 11) {
return(weight * .04);
}
else if (weight < 16) {
return(weight * .03);
}
else {
return(weight * .02);
}
}
else {
if (age < .33) {
return(weight * .1);
}
if (age < .67) {
return(weight * .05);
}
else {
return(weight * .04);
}
}
}

dogFoodCalculator(1, 15);



/************************************************************** Task 4 **************************************************************/
// Rock, Paper, Sissors
// Your function should take a string (either rock paper or sissors)
// Your function should take a string (either rock paper or scissors)
// it should return you won or you lost based on the rules of the game (you may need to look up the rules if you have not played before)
// use math.random to determine the computers choice
// hint while you can complete this with only conditionals based on strings it may help to equate choice to a number

function RPS (yourChoice) {
let compChoice = Math.round(Math.random() * 3);
if (yourChoice === "rock"){
if (compChoice === 1){
console.log("Computer chose rock. Tie game.");
}
if (compChoice === 2 ){
console.log("Computer chose paper. You lose.");
}
if (compChoice === 3){
console.log("Computer chose scissors. You win.");
}
}
else if (yourChoice === "paper"){
if (compChoice === 1){
console.log("Computer chose rock. You win.");
}
if (compChoice === 2){
console.log("Computer chose paper. Tie game.");
}
if (compChoice ===3){
console.log("Computer chose scissors. You lose.");
}
}
else {
if (compChoice === 1){
console.log("Computer chose rock. You lose.");
}
if (compChoice === 2){
console.log ("Computer chose paper. You win.");
}
else {
console.log ("Computer chose scissors. Tie game.");
}
}
}

console.log(RPS("paper"));



/************************************************************** Task 5 **************************************************************/
//Metric Converter
//a. KM to Miles - should take the number of kilometers and convert it to the equal number of miles



function kmConverter (km) {
return (km * 0.621371);
}

kmConverter(5);


//b. Feet to CM - should take the number of feet and convert it to the equal number of centimeters



function ftConverter (ft) {
return (ft * 30.48);
}

ftConverter(17);


/************************************************************** Task 6 **************************************************************/
Expand All @@ -83,6 +177,13 @@
// the function should take a starting number as an argument and count down - at each iteration it should log (number) bottles of soda on the wall, (number) bottles of soda, take one down pass it around (number left over) bottles of soda on the wall`


function annoyingSong (num) {
for (let i = num; i > 0; i--) {
console.log (`${i} bottles of soda on the wall, ${i} bottles of soda, take one down pass it around ${i-1} bottles of soda on the wall`);
}
}

annoyingSong(99);



Expand All @@ -94,7 +195,27 @@
//70s should be Cs
//60s should be D
//and anything below 60 should be F


function gradeCalculator (score) {
if (score < 60){
console.log("Your grade is F");
}
else if (score <70){
console.log("Your grade is D");
}
else if (score <80){
console.log("Your grade is C");
}
else if (score <90){
console.log("Your grade is B");
}
else {
console.log("Your grade is A");
}
}

gradeCalculator(71);



Expand Down