Arithmetic Question #3

The average of 999 numbers is 999. From these numbers, I chose 729 of them and their average is 729. Find the average of the remaining numbers?

Hint: Try to use algebra.

Ans = 1728

Arithmetic Problem #7
Arithmetic Problem #6
Arithmetic Problem #5
Arithmetic Problem #4
Arithmetic Problem #3
Arithmetic Problem #2
Arithmetic Problem #1

About

KS Teng

KS has been teaching H2/H1 Mathematics and IB mathematics for the more than 10 years. Having taught students from all various Junior Colleges, KS adapts to students' abilities and help them better understand the topics. As someone who loves to teach mathematics and sees it as a truly useful tool in life, KS seeks to enable students to appreciate math. Therefore, his tuition mission is to motivate and cultivate students to be independent and confident thinkers.

Comments

pingbacks / trackbacks

Arithmetic Problem #7 – The Culture
[…] Problem #7 Arithmetic Problem #6 Arithmetic Problem #5 Arithmetic Problem #4 Arithmetic Problem #3 Arithmetic Problem #2 Arithmetic Problem […]
February 11th, 2016 09:25 AM

Cart

Leave a Reply to Arithmetic Problem #7 – The Culture Cancel reply