SSC CHSL 17 Mar 2020 Shift 2 Paper

© examsiri.com

Question : 51 of 100

Marks: +1, -0

The average price of three items is

₹ 14265

. If their prices are in the ratio

7: 9: 11

, then the price of the costliest item is

₹ 17435
₹ 16235
₹ 19875
₹ 14875

Solution:

Average price

=₹ 14265

Let the price of three items be

₹ 7 x

,

₹ 9 x

and

₹ 11 x

∴

{7 x+9 x+11 x}/{3}=14265

{27 x}/{3}=14265

x={14265}/{9}

x=₹ 1585

∴ Cost of costliest item

=11 x=₹ 11 ×1585

=₹ 17435

© examsiri.com

Go to Question:

Prev Question

Next Question