CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Prime Factorization

Help Tobby un...

Question

Help Tobby unlock the lock by choosing the key with a prime factor of 113 written on it.

A

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
The factor tree of 113 is:

Thus, 113 is a prime number and its prime factors are 1 and 113.

Hence, Tobby should choose the key with 113 written on it.

Suggest Corrections

thumbs-up

0

Similar questions

Q. A safe has 5 locks, v, w, x, y and z ; all of which must be unlocked for the safe to open. The keys to the locks are distributed among five executives in the following manner :

Mr. P has keys for locks v and x.
Mr. Q has keys for locks v and y.
Mr. R has keys for locks w and x.
Mr. S has keys for locks x and z.
Mr. T has keys for locks v and z.

The minimum number of executives required to open the safe is _____

Q. When you put a metal key into its metal lock, you find the key is too tight. Which of the following methods will you adopt to make the key fit properly?
(a) Heat the key and the lock.
(b) Cool the key and heat the lock.
(c) Heat the key and cool the lock.
(d) Cool the key and the lock.

Q. A man has a bunch of n keys, only one of which exactly open the lock. The man tries to open the lock of using the key randomly. The probability that he open the lock at the

j^{t h}

attempt by assuming that rejected key has already tried is

10

keys out of which only one opens a lock. She tries the keys one after the another (keeping aside the failed ones) until she succeeds in opening the lock. What is the chance that it is the seventh key that works?

Q. A woman has 10 keys out of which only one opens a lock She tries the keys one after the another (keeping aside the failed ones) till she suceeds in opening the lock. What is the chance that it is the seventh key that works?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Prime Factorization

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Prime Factorization

Standard V Mathematics

Join BYJU'S Learning Program

CrossIcon