Maths

Question 1

Convert string to integer

Answer 1

parseInt(‘123’)

Question 2

Convert number to string

Answer 2

num.toString()

Question 3

Convert string to floating point

Answer 3

parseFloat(‘123.45’)

Question 4

Round number

Answer 4

Math.round()

Question 5

Round number down

Answer 5

Math.floor(number)

Question 6

Round up number

Answer 6

Math.ceil(number)

Question 7

Generate random number

Answer 7

Math.random()

Question 8

Find min number in list

Answer 8

let min = Math.min(…arr)

Question 9

Find max number in list

Answer 9

let max = Math.max(…arr)