What would be the difference between 90 % of 160 and 90 % of 90% of 160?

M4maths Previous Puzzles

21 Jan 2011 Find the difference

What would be the difference between 90 % of 160 and 90 % of 90% of 160?

OPtion

1) 14.40
2) 12.80
3) 15.20
4) 18.20
5) 20.20
6) 11.30
7) 10.60
8) 24.20
9) 10.90
10) 16.40

Solution

90 % of 160 = 144 and 90 % of 90 % of 160 = 160*0.9*0.9 = 129.60

Correct Option: 1 Best Solution (18)

Mayur   13 years AGO

90 % of 160 - 90 % of 90% of 160 = 144-129.6 =14.4

Like? Yes (6) | No (1)  

A.P.Singh   13 years AGO

the difference between 90 % of 160 (144) and 90 % of 90% of 160 ( 129.6) would be 14.4.

Like? Yes (6) | No (1)  

Inder   13 years AGO

90 % of 160 = 144
and
90 % of 90% of 160= 90% 0f 144 = 129.6....

Diff = 140-129.6=14.4

Like? Yes (6) | No (1)  

Dr.Dipin Singh   13 years AGO

difference between 90 % of 160 and 90 % of 90% of 160 will be 10% of 90 % of 160 ( i.e. 10% of 144) =14.4.

Like? Yes (7) | No (3)  

Dimple   13 years AGO

90 % of 160 = 144
... 90 % of 90% of 160 = 90% 0f 144= 129.6

difference between 90 % of 160 and 90 % of 90% of 160=144-129.6=14.4 ..option 1

Like? Yes (5) | No (2)  

Shikha   13 years AGO

144-129.6=14.4

Like? Yes (5) | No (2)  

Arneet   13 years AGO

144-129.6=14.4

Like? Yes (5) | No (2)  

kewal   13 years AGO

144-129.6=14.4

Like? Yes (5) | No (2)  

KALPANA G   13 years AGO

(160*90/100)-(160*90/100)*90/100,
==>(160*90/100)(1-90/100),
==>(160*90/100)(10/100)=144/10=14.40

Like? Yes (4) | No (2)  

jackee deori   13 years AGO

90%*160-90%*90%*160
=10%*90%*160
=(10/100)*(90/100)*160
=.1*.9*160
=14.40

Like? Yes (3) | No (1)  

vivek mittal   13 years AGO

14.4

90% of 160=144
90% of 90% of 160=90%of 144=129.6
so diff is 144-129.6=14.4

Like? Yes (3) | No (1)  

dharmaveer   13 years AGO

1. 90%160 = 144
2. 90%(90%160) = 129.6

so the answer is 144 - 129.6 = 14.4

Like? Yes (2) | No (1)  

suneil   13 years AGO

90 % of 160 = 144
90 % of 90% of 160 = 129.6
90 % of 160 - 90 % of 90% of 160 = 144 - 129.6
= 14.4

Like? Yes (2) | No (1)  

Suresh Varma P   13 years AGO

90% of 160 = 144
90% of 90% of 160 = 129.6

Ans: 14.4

Like? Yes (2) | No (1)  

kapil    13 years AGO

144-129.6

Like? Yes (2) | No (1)  

Ravi B Mali   13 years AGO

90% of 160 = 90/100 * 160 = 144

90 % of 90% of 160 = 90/100 * 90/100 * 160 = 129.6

144-129.6 = 14.4

Like? Yes (5) | No (4)  

Sneha Latha M   13 years AGO

90 % of 160 and 90 % of 90% of 160 =

==> 144 -129.6=14.4

Like? Yes (2) | No (1)  

Rama Chandra Prakash Kapa   13 years AGO

90% of 160 = 144
90% of 90% of 160 =129.6
so difference is 144-129.60 = 14.40
so option 1 is correct.

Like? Yes (2) | No (1)