Question discussion

A number is such that when it is multiplied by 6, it gives another number which is more than 168 as the original number itself is less than…

95689Medium 2 replies 2,205 views
29
A number is such that when it is multiplied by 6, it gives another number which is more than 168 as the original number itself is less than 168. What is 15% of the original number ?
  • A8.4
  • B7.8
  • C6.6
  • D8.8
Answer not set
0
CCommunity
Solution
Let the unknown number be x.
Given 6x-168 = 168-x
7x = 336
x=48
15 % of 48 = 0.15 x 48 =7.2
Option E is the correct answer.
0
CCommunity
Solution
Let the unknown number be x.
Given 6x-168 = 168-x
7x = 336
x=48
15 % of 48 = 0.15 x 48 =7.2
Option E is the correct answer.