Well 15 is half of 30. And there are 60 minutes in an hour. Does that help. Just go by sixty.
Answer:
the value of x ? answer : 4
Answer:
ways
Step-by-step explanation:
Given that a shelf contains n separate compartments. There are r indistinguishable marbles
The marbles are identical so they can be placed in any order.
Let us consider the places available for placing these r marbles
No of compartments available =n
Marbles to be placed = r
Since marbles are identical and order does not matter
number of ways the r marbles can be placed in the n compartments
= nCr
=
Squ((20a^6)(b^3))
2(a^3)(b)squ(b)
Answer:
b
Step-by-step explanation:
heavier ball by thw eight