Mathematics 10 REVIEWER

What do you call the two different arrangements of objects where some of them are identical?

• circular combinations

• circular permutations

• distinguishable permutations

• unique combinations

What is the product of a positive integer n and all positive integers less than?

• multiples of n

• n-factors

• n-factorial

• power of n

What is the formula in getting the number of distinguishable permutations of n objects, where p objects are alike, q objects are alike, r objects are alike and so on is determined?

• n!(n-r)!p!q!...

• n!(p+q+r)...!

• n!(n-p-q-r...)!

• n!p!q!r!...

What is an ordered arrangement of objects in a circular manner called?

• Circular permutation

• Permutation of distinct objects

• Permutation

• Permutation of non-distinct objects

What is the formula in finding the combinations of n objects taken r at a time?

• n!(n-r)!

• n!(n-r)!r!

• n!(n+r)!

• r!(n-r)!

Which of the following symbols represent combination?

• 10P15

• 15P10

• 10C15

• 15C10

What do you call the result of an experiment?

• Event

• Experiment

• Outcome

• Simple event

In getting the probability of events, conjunction are used. Which of the following is represented by the conjunction 'or'?

• Complement

• Intersection

• Conditional

• Union

In getting the probability of events, conjunction are used. Which of the following is represented by the conjunction 'and'?

• Complement

• Intersection

• Conditional

• Union

Which of the following is the formula in finding the probability of union of two events?

• (A ᴗ B) = P(A)+P(B)-P(A ᴖ B)

• (A ᴗ B) = P(A)-P(B)-P(A ᴖ B)

• (A ᴗ B) = P(A)-P(B)-P(A ᴖ B)

• (A ᴗ B) = P(A)+P(B)-P(A ᴗ B)