MyQuestionIcon

1

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

Mean

The mean of a...

Question

The mean of a set of 10 numbers is 20. If each number is first multiplied by 2 and then increased by 5, then what is the mean of new numbers?

A

20

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

B

25

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

C

40

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

D

45

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

Open in App

Solution

The correct option is D 45
Mean of the new numbers $= 20 \times 2 + 5 = 45$

Suggest Corrections

thumbs-up

0

Similar questions

Q. The arithmetic mean of a set of 10 numbers is 20. If each number is first multiplied by 2 and then increased by 5, then what is the mean of the new numbers?

Q. The mean of a set of 10 numbers is 20 Is each number is first multiples by 2 and then increased by 5 then what is the mean of new numbers?

10

7

If each number is multiplied by

12

then the mean of new set of numbers is

Q. The mean of a set of numbers is

¯ ¯ ¯ x

If each number is multiplied by

λ

, then the mean of new set is

Q. A set numbers has the sum

^{'} S^{'}

. Each number of the set is increased by

20

, then multiplied by

5

, and then decreased by

20

. The sum of the numbers in the new set thus obtained is :

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Central Tendency

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Standard XII Mathematics

Join BYJU'S Learning Program

CrossIcon