CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

A mixture of 70 litres of juice and water contains 10% of water. How much water must be added to make the water content 12.5% of the resulting mixture?


A

1 L

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

2 L

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

3 L

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

4 L

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

The correct option is B

2 L


Let the required quantity of water = x litres.

According to the question,

70×10100+x=(70+x)×12.5100

=7+x=(70+x)×0.125
=7+x=8.75+0.125x
=x0.125x=8.757
=0.875x=1.75
x=2

2 litres of water must be added to make the mixture contain 12.5% of water


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
Join BYJU'S Learning Program
CrossIcon