Difference between 2 natural numbers is 24 the bigger number is 4 times greater than the smaller number find the number

In the 30-60-90 triangle below side s has a length of and side r has a length

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document

The volume of the a sphere whoes diameter is 18 cm is cubic cm . if it's diameter were reduced by half, it's volume would be of its original volume